20111897820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:437

約数の個数: 384

約数和(自身を含む): 68802048000

約数和(自身を除く): 48690150180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 89, 92, 105, 115, 138, 140, 149, 157, 161, 178, 210, 230, 267, 276, 298, 314, 322, 345, 356, 420, 445, 447, 460, 471, 483, 534, 596, 623, 628, 644, 690, 745, 785, 805, 890, 894, 942, 966, 1043, 1068, 1099, 1246, 1335, 1380, 1490, 1570, 1610, 1780, 1788, 1869, 1884, 1932, 2047, 2086, 2198, 2235, 2355, 2415, 2492, 2670, 2980, 3115, 3129, 3140, 3220, 3297, 3427, 3611, 3738, 4094, 4172, 4396, 4470, 4710, 4830, 5215, 5340, 5495, 6141, 6230, 6258, 6594, 6854, 7222, 7476, 8188, 8940, 9345, 9420, 9660, 10235, 10281, 10430, 10833, 10990, 12282, 12460, 12516, 13188, 13261, 13708, 13973, 14329, 14444, 15645, 16485, 17135, 18055, 18690, 20470, 20562, 20860, 21666, 21980, 23393, 23989, 24564, 25277, 26522, 27946, 28658, 30705, 31290, 32970, 34270, 36110, 37380, 39783, 40940, 41124, 41919, 42987, 43332, 46786, 47978, 50554, 51405, 53044, 54165, 55892, 57316, 61410, 62580, 65940, 66305, 68540, 69865, 70179, 71645, 71967, 72220, 75831, 79566, 83838, 85974, 92827, 93572, 95956, 97811, 101108, 102810, 108330, 116965, 119945, 122820, 126385, 132610, 139730, 140358, 143290, 143934, 151662, 159132, 163751, 167676, 171948, 185654, 195622, 198915, 205620, 209595, 214935, 216660, 233930, 239890, 252770, 265220, 278481, 279460, 280716, 286580, 287868, 293433, 303324, 305003, 321379, 327502, 350895, 359835, 371308, 379155, 391244, 397830, 419190, 429870, 464135, 467860, 479780, 489055, 491253, 505540, 538039, 556962, 586866, 610006, 642758, 655004, 701790, 719670, 758310, 795660, 818755, 838380, 859740, 915009, 928270, 964137, 978110, 982506, 1076078, 1113924, 1173732, 1220012, 1285516, 1392405, 1403580, 1439340, 1467165, 1516620, 1525015, 1606895, 1614117, 1637510, 1830018, 1856540, 1928274, 1956220, 1965012, 2081977, 2135021, 2152156, 2249653, 2456265, 2690195, 2784810, 2934330, 3050030, 3213790, 3228234, 3275020, 3660036, 3766273, 3856548, 4163954, 4270042, 4499306, 4575045, 4820685, 4912530, 5380390, 5569620, 5868660, 6100060, 6245931, 6405063, 6427580, 6456468, 6748959, 7532546, 8070585, 8327908, 8540084, 8998612, 9150090, 9641370, 9825060, 10409885, 10675105, 10760780, 11248265, 11298819, 12491862, 12810126, 13497918, 14573839, 15065092, 16141170, 18300180, 18831365, 19282740, 20819770, 21350210, 22496530, 22597638, 24983724, 25620252, 26995836, 29147678, 31229655, 32025315, 32282340, 33744795, 37662730, 41639540, 42700420, 43721517, 44993060, 45195276, 47885471, 56494095, 58295356, 62459310, 64050630, 67489590, 72869195, 75325460, 87443034, 95770942, 112988190, 124918620, 128101260, 134979180, 143656413, 145738390, 174886068, 191541884, 218607585, 225976380, 239427355, 287312826, 291476780, 335198297, 437215170, 478854710, 574625652, 670396594, 718282065, 874430340, 957709420, 1005594891, 1340793188, 1436564130, 1675991485, 2011189782, 2873128260, 3351982970, 4022379564, 5027974455, 6703965940, 10055948910, 20111897820]

約数ペア:

[(1, 20111897820), (2, 10055948910), (3, 6703965940), (4, 5027974455), (5, 4022379564), (6, 3351982970), (7, 2873128260), (10, 2011189782), (12, 1675991485), (14, 1436564130), (15, 1340793188), (20, 1005594891), (21, 957709420), (23, 874430340), (28, 718282065), (30, 670396594), (35, 574625652), (42, 478854710), (46, 437215170), (60, 335198297), (69, 291476780), (70, 287312826), (84, 239427355), (89, 225976380), (92, 218607585), (105, 191541884), (115, 174886068), (138, 145738390), (140, 143656413), (149, 134979180), (157, 128101260), (161, 124918620), (178, 112988190), (210, 95770942), (230, 87443034), (267, 75325460), (276, 72869195), (298, 67489590), (314, 64050630), (322, 62459310), (345, 58295356), (356, 56494095), (420, 47885471), (445, 45195276), (447, 44993060), (460, 43721517), (471, 42700420), (483, 41639540), (534, 37662730), (596, 33744795), (623, 32282340), (628, 32025315), (644, 31229655), (690, 29147678), (745, 26995836), (785, 25620252), (805, 24983724), (890, 22597638), (894, 22496530), (942, 21350210), (966, 20819770), (1043, 19282740), (1068, 18831365), (1099, 18300180), (1246, 16141170), (1335, 15065092), (1380, 14573839), (1490, 13497918), (1570, 12810126), (1610, 12491862), (1780, 11298819), (1788, 11248265), (1869, 10760780), (1884, 10675105), (1932, 10409885), (2047, 9825060), (2086, 9641370), (2198, 9150090), (2235, 8998612), (2355, 8540084), (2415, 8327908), (2492, 8070585), (2670, 7532546), (2980, 6748959), (3115, 6456468), (3129, 6427580), (3140, 6405063), (3220, 6245931), (3297, 6100060), (3427, 5868660), (3611, 5569620), (3738, 5380390), (4094, 4912530), (4172, 4820685), (4396, 4575045), (4470, 4499306), (4710, 4270042), (4830, 4163954), (5215, 3856548), (5340, 3766273), (5495, 3660036), (6141, 3275020), (6230, 3228234), (6258, 3213790), (6594, 3050030), (6854, 2934330), (7222, 2784810), (7476, 2690195), (8188, 2456265), (8940, 2249653), (9345, 2152156), (9420, 2135021), (9660, 2081977), (10235, 1965012), (10281, 1956220), (10430, 1928274), (10833, 1856540), (10990, 1830018), (12282, 1637510), (12460, 1614117), (12516, 1606895), (13188, 1525015), (13261, 1516620), (13708, 1467165), (13973, 1439340), (14329, 1403580), (14444, 1392405), (15645, 1285516), (16485, 1220012), (17135, 1173732), (18055, 1113924), (18690, 1076078), (20470, 982506), (20562, 978110), (20860, 964137), (21666, 928270), (21980, 915009), (23393, 859740), (23989, 838380), (24564, 818755), (25277, 795660), (26522, 758310), (27946, 719670), (28658, 701790), (30705, 655004), (31290, 642758), (32970, 610006), (34270, 586866), (36110, 556962), (37380, 538039), (39783, 505540), (40940, 491253), (41124, 489055), (41919, 479780), (42987, 467860), (43332, 464135), (46786, 429870), (47978, 419190), (50554, 397830), (51405, 391244), (53044, 379155), (54165, 371308), (55892, 359835), (57316, 350895), (61410, 327502), (62580, 321379), (65940, 305003), (66305, 303324), (68540, 293433), (69865, 287868), (70179, 286580), (71645, 280716), (71967, 279460), (72220, 278481), (75831, 265220), (79566, 252770), (83838, 239890), (85974, 233930), (92827, 216660), (93572, 214935), (95956, 209595), (97811, 205620), (101108, 198915), (102810, 195622), (108330, 185654), (116965, 171948), (119945, 167676), (122820, 163751), (126385, 159132), (132610, 151662), (139730, 143934), (140358, 143290)]