920409208.0000000000

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{241}}^1$

素因数の和:334

約数の個数: 432

約数和(自身を含む): 29390385024

約数和(自身を除く): 21511319004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 81, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 162, 180, 186, 189, 210, 217, 241, 243, 252, 270, 279, 310, 315, 324, 372, 378, 405, 420, 434, 465, 482, 486, 540, 558, 567, 620, 630, 651, 723, 756, 810, 837, 868, 930, 945, 961, 964, 972, 1085, 1116, 1134, 1205, 1215, 1260, 1302, 1395, 1446, 1620, 1674, 1687, 1701, 1860, 1890, 1922, 1953, 2169, 2170, 2268, 2410, 2430, 2511, 2604, 2790, 2835, 2883, 2892, 3255, 3348, 3374, 3402, 3615, 3780, 3844, 3906, 4185, 4338, 4340, 4805, 4820, 4860, 5022, 5061, 5580, 5670, 5766, 5859, 6507, 6510, 6727, 6748, 6804, 7230, 7471, 7533, 7812, 8370, 8435, 8505, 8649, 8676, 9610, 9765, 10044, 10122, 10845, 11340, 11532, 11718, 12555, 13014, 13020, 13454, 14415, 14460, 14942, 15066, 15183, 16740, 16870, 17010, 17298, 17577, 19220, 19521, 19530, 20181, 20244, 21690, 22413, 23436, 25110, 25305, 25947, 26028, 26908, 28830, 29295, 29884, 30132, 30366, 32535, 33635, 33740, 34020, 34596, 35154, 37355, 37665, 39042, 39060, 40362, 43245, 43380, 44826, 45549, 50220, 50610, 51894, 52297, 52731, 57660, 58563, 58590, 60543, 60732, 65070, 67239, 67270, 70308, 74710, 75330, 75915, 77841, 78084, 80724, 86490, 87885, 89652, 91098, 97605, 100905, 101220, 103788, 104594, 105462, 112065, 117126, 117180, 121086, 129735, 130140, 134478, 134540, 136647, 149420, 150660, 151830, 155682, 156891, 172980, 175770, 181629, 182196, 195210, 201717, 201810, 209188, 210924, 224130, 227745, 231601, 233523, 234252, 242172, 259470, 261485, 263655, 268956, 273294, 292815, 302715, 303660, 311364, 313782, 336195, 351540, 363258, 389205, 390420, 403434, 403620, 409941, 448260, 455490, 463202, 467046, 470673, 518940, 522970, 527310, 544887, 546588, 585630, 605151, 605430, 627564, 672390, 683235, 694803, 726516, 778410, 784455, 806868, 819882, 908145, 910980, 926404, 934092, 941346, 1008585, 1045940, 1054620, 1089774, 1158005, 1167615, 1171260, 1210302, 1210860, 1344780, 1366470, 1389606, 1412019, 1556820, 1568910, 1621207, 1634661, 1639764, 1815453, 1816290, 1882692, 2017170, 2049705, 2084409, 2179548, 2316010, 2335230, 2353365, 2420604, 2724435, 2732940, 2779212, 2824038, 3025755, 3137820, 3242414, 3269322, 3474015, 3630906, 3632580, 4034340, 4099410, 4168818, 4236057, 4632020, 4670460, 4706730, 4863621, 5448870, 5648076, 6051510, 6253227, 6484828, 6538644, 6948030, 7060095, 7261812, 8106035, 8173305, 8198820, 8337636, 8472114, 9077265, 9413460, 9727242, 10422045, 10897740, 12103020, 12506454, 12708171, 13896060, 14120190, 14590863, 16212070, 16346610, 16944228, 18154530, 18759681, 19454484, 20844090, 21180285, 24318105, 25012908, 25416342, 28240380, 29181726, 31266135, 32424140, 32693220, 36309060, 37519362, 41688180, 42360570, 43772589, 48636210, 50832684, 56279043, 58363452, 62532270, 63540855, 72954315, 75038724, 84721140, 87545178, 93798405, 97272420, 112558086, 125064540, 127081710, 131317767, 145908630, 175090356, 187596810, 218862945, 225116172, 254163420, 262635534, 281395215, 291817260, 375193620, 393953301, 437725890, 525271068, 562790430, 656588835, 787906602, 875451780, 1125580860, 1313177670, 1575813204, 1969766505, 2626355340, 3939533010, 7879066020]

約数ペア:

[(1, 7879066020), (2, 3939533010), (3, 2626355340), (4, 1969766505), (5, 1575813204), (6, 1313177670), (7, 1125580860), (9, 875451780), (10, 787906602), (12, 656588835), (14, 562790430), (15, 525271068), (18, 437725890), (20, 393953301), (21, 375193620), (27, 291817260), (28, 281395215), (30, 262635534), (31, 254163420), (35, 225116172), (36, 218862945), (42, 187596810), (45, 175090356), (54, 145908630), (60, 131317767), (62, 127081710), (63, 125064540), (70, 112558086), (81, 97272420), (84, 93798405), (90, 87545178), (93, 84721140), (105, 75038724), (108, 72954315), (124, 63540855), (126, 62532270), (135, 58363452), (140, 56279043), (155, 50832684), (162, 48636210), (180, 43772589), (186, 42360570), (189, 41688180), (210, 37519362), (217, 36309060), (241, 32693220), (243, 32424140), (252, 31266135), (270, 29181726), (279, 28240380), (310, 25416342), (315, 25012908), (324, 24318105), (372, 21180285), (378, 20844090), (405, 19454484), (420, 18759681), (434, 18154530), (465, 16944228), (482, 16346610), (486, 16212070), (540, 14590863), (558, 14120190), (567, 13896060), (620, 12708171), (630, 12506454), (651, 12103020), (723, 10897740), (756, 10422045), (810, 9727242), (837, 9413460), (868, 9077265), (930, 8472114), (945, 8337636), (961, 8198820), (964, 8173305), (972, 8106035), (1085, 7261812), (1116, 7060095), (1134, 6948030), (1205, 6538644), (1215, 6484828), (1260, 6253227), (1302, 6051510), (1395, 5648076), (1446, 5448870), (1620, 4863621), (1674, 4706730), (1687, 4670460), (1701, 4632020), (1860, 4236057), (1890, 4168818), (1922, 4099410), (1953, 4034340), (2169, 3632580), (2170, 3630906), (2268, 3474015), (2410, 3269322), (2430, 3242414), (2511, 3137820), (2604, 3025755), (2790, 2824038), (2835, 2779212), (2883, 2732940), (2892, 2724435), (3255, 2420604), (3348, 2353365), (3374, 2335230), (3402, 2316010), (3615, 2179548), (3780, 2084409), (3844, 2049705), (3906, 2017170), (4185, 1882692), (4338, 1816290), (4340, 1815453), (4805, 1639764), (4820, 1634661), (4860, 1621207), (5022, 1568910), (5061, 1556820), (5580, 1412019), (5670, 1389606), (5766, 1366470), (5859, 1344780), (6507, 1210860), (6510, 1210302), (6727, 1171260), (6748, 1167615), (6804, 1158005), (7230, 1089774), (7471, 1054620), (7533, 1045940), (7812, 1008585), (8370, 941346), (8435, 934092), (8505, 926404), (8649, 910980), (8676, 908145), (9610, 819882), (9765, 806868), (10044, 784455), (10122, 778410), (10845, 726516), (11340, 694803), (11532, 683235), (11718, 672390), (12555, 627564), (13014, 605430), (13020, 605151), (13454, 585630), (14415, 546588), (14460, 544887), (14942, 527310), (15066, 522970), (15183, 518940), (16740, 470673), (16870, 467046), (17010, 463202), (17298, 455490), (17577, 448260), (19220, 409941), (19521, 403620), (19530, 403434), (20181, 390420), (20244, 389205), (21690, 363258), (22413, 351540), (23436, 336195), (25110, 313782), (25305, 311364), (25947, 303660), (26028, 302715), (26908, 292815), (28830, 273294), (29295, 268956), (29884, 263655), (30132, 261485), (30366, 259470), (32535, 242172), (33635, 234252), (33740, 233523), (34020, 231601), (34596, 227745), (35154, 224130), (37355, 210924), (37665, 209188), (39042, 201810), (39060, 201717), (40362, 195210), (43245, 182196), (43380, 181629), (44826, 175770), (45549, 172980), (50220, 156891), (50610, 155682), (51894, 151830), (52297, 150660), (52731, 149420), (57660, 136647), (58563, 134540), (58590, 134478), (60543, 130140), (60732, 129735), (65070, 121086), (67239, 117180), (67270, 117126), (70308, 112065), (74710, 105462), (75330, 104594), (75915, 103788), (77841, 101220), (78084, 100905), (80724, 97605), (86490, 91098), (87885, 89652)]