28157799720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:417

約数の個数: 384

約数和(自身を含む): 94511992320

約数和(自身を除く): 66354192600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 53, 60, 62, 68, 85, 93, 102, 106, 120, 124, 136, 155, 159, 170, 186, 204, 212, 248, 255, 265, 271, 310, 318, 340, 372, 408, 424, 465, 510, 527, 530, 542, 620, 636, 680, 744, 795, 813, 901, 930, 961, 1020, 1054, 1060, 1084, 1240, 1272, 1355, 1581, 1590, 1626, 1643, 1802, 1860, 1922, 2040, 2108, 2120, 2168, 2635, 2703, 2710, 2883, 3162, 3180, 3252, 3286, 3604, 3720, 3844, 4065, 4216, 4505, 4607, 4805, 4929, 5270, 5406, 5420, 5766, 6324, 6360, 6504, 6572, 7208, 7688, 7905, 8130, 8215, 8401, 9010, 9214, 9610, 9858, 10540, 10812, 10840, 11532, 12648, 13144, 13515, 13821, 14363, 14415, 15810, 16260, 16337, 16430, 16802, 18020, 18428, 19220, 19716, 21080, 21624, 23035, 23064, 24645, 25203, 27030, 27642, 27931, 28726, 28830, 31620, 32520, 32674, 32860, 33604, 36040, 36856, 38440, 39432, 42005, 43089, 46070, 49011, 49290, 50406, 50933, 54060, 55284, 55862, 57452, 57660, 63240, 65348, 65720, 67208, 69105, 71815, 81685, 83793, 84010, 86178, 92140, 98022, 98580, 100812, 101866, 108120, 110568, 111724, 114904, 115320, 126015, 130696, 138210, 139655, 142817, 143630, 152799, 163370, 167586, 168020, 172356, 184280, 196044, 197160, 201624, 203732, 215445, 223448, 244171, 245055, 252030, 254665, 260431, 276420, 279310, 285634, 287260, 305598, 326740, 335172, 336040, 344712, 392088, 407464, 418965, 428451, 430890, 445253, 488342, 490110, 504060, 509330, 520862, 552840, 558620, 571268, 574520, 611196, 653480, 670344, 714085, 732513, 763995, 781293, 837930, 856902, 861780, 865861, 890506, 976684, 980220, 1008120, 1018660, 1041724, 1117240, 1142536, 1220855, 1222392, 1302155, 1335759, 1428170, 1465026, 1527990, 1562586, 1675860, 1713804, 1723560, 1731722, 1781012, 1953368, 1960440, 2037320, 2083448, 2142255, 2226265, 2441710, 2597583, 2604310, 2671518, 2856340, 2930052, 3055980, 3125172, 3351720, 3427608, 3463444, 3562024, 3662565, 3906465, 4284510, 4329305, 4427327, 4452530, 4883420, 5195166, 5208620, 5343036, 5712680, 5860104, 6111960, 6250344, 6678795, 6926888, 7325130, 7569301, 7812930, 8569020, 8658610, 8854654, 8905060, 9766840, 10390332, 10417240, 10686072, 12987915, 13281981, 13357590, 13802843, 14650260, 15138602, 15625860, 17138040, 17317220, 17709308, 17810120, 20780664, 22136635, 22707903, 25975830, 26563962, 26715180, 27605686, 29300520, 30277204, 31251720, 34634440, 35418616, 37846505, 41408529, 44273270, 45415806, 51951660, 53127924, 53430360, 55211372, 60554408, 66409905, 69014215, 75693010, 82817058, 88546540, 90831612, 103903320, 106255848, 110422744, 113539515, 132819810, 138028430, 151386020, 165634116, 177093080, 181663224, 207042645, 227079030, 234648331, 265639620, 276056860, 302772040, 331268232, 414085290, 454158060, 469296662, 531279240, 552113720, 703944993, 828170580, 908316120, 938593324, 1173241655, 1407889986, 1656341160, 1877186648, 2346483310, 2815779972, 3519724965, 4692966620, 5631559944, 7039449930, 9385933240, 14078899860, 28157799720]

約数ペア:

[(1, 28157799720), (2, 14078899860), (3, 9385933240), (4, 7039449930), (5, 5631559944), (6, 4692966620), (8, 3519724965), (10, 2815779972), (12, 2346483310), (15, 1877186648), (17, 1656341160), (20, 1407889986), (24, 1173241655), (30, 938593324), (31, 908316120), (34, 828170580), (40, 703944993), (51, 552113720), (53, 531279240), (60, 469296662), (62, 454158060), (68, 414085290), (85, 331268232), (93, 302772040), (102, 276056860), (106, 265639620), (120, 234648331), (124, 227079030), (136, 207042645), (155, 181663224), (159, 177093080), (170, 165634116), (186, 151386020), (204, 138028430), (212, 132819810), (248, 113539515), (255, 110422744), (265, 106255848), (271, 103903320), (310, 90831612), (318, 88546540), (340, 82817058), (372, 75693010), (408, 69014215), (424, 66409905), (465, 60554408), (510, 55211372), (527, 53430360), (530, 53127924), (542, 51951660), (620, 45415806), (636, 44273270), (680, 41408529), (744, 37846505), (795, 35418616), (813, 34634440), (901, 31251720), (930, 30277204), (961, 29300520), (1020, 27605686), (1054, 26715180), (1060, 26563962), (1084, 25975830), (1240, 22707903), (1272, 22136635), (1355, 20780664), (1581, 17810120), (1590, 17709308), (1626, 17317220), (1643, 17138040), (1802, 15625860), (1860, 15138602), (1922, 14650260), (2040, 13802843), (2108, 13357590), (2120, 13281981), (2168, 12987915), (2635, 10686072), (2703, 10417240), (2710, 10390332), (2883, 9766840), (3162, 8905060), (3180, 8854654), (3252, 8658610), (3286, 8569020), (3604, 7812930), (3720, 7569301), (3844, 7325130), (4065, 6926888), (4216, 6678795), (4505, 6250344), (4607, 6111960), (4805, 5860104), (4929, 5712680), (5270, 5343036), (5406, 5208620), (5420, 5195166), (5766, 4883420), (6324, 4452530), (6360, 4427327), (6504, 4329305), (6572, 4284510), (7208, 3906465), (7688, 3662565), (7905, 3562024), (8130, 3463444), (8215, 3427608), (8401, 3351720), (9010, 3125172), (9214, 3055980), (9610, 2930052), (9858, 2856340), (10540, 2671518), (10812, 2604310), (10840, 2597583), (11532, 2441710), (12648, 2226265), (13144, 2142255), (13515, 2083448), (13821, 2037320), (14363, 1960440), (14415, 1953368), (15810, 1781012), (16260, 1731722), (16337, 1723560), (16430, 1713804), (16802, 1675860), (18020, 1562586), (18428, 1527990), (19220, 1465026), (19716, 1428170), (21080, 1335759), (21624, 1302155), (23035, 1222392), (23064, 1220855), (24645, 1142536), (25203, 1117240), (27030, 1041724), (27642, 1018660), (27931, 1008120), (28726, 980220), (28830, 976684), (31620, 890506), (32520, 865861), (32674, 861780), (32860, 856902), (33604, 837930), (36040, 781293), (36856, 763995), (38440, 732513), (39432, 714085), (42005, 670344), (43089, 653480), (46070, 611196), (49011, 574520), (49290, 571268), (50406, 558620), (50933, 552840), (54060, 520862), (55284, 509330), (55862, 504060), (57452, 490110), (57660, 488342), (63240, 445253), (65348, 430890), (65720, 428451), (67208, 418965), (69105, 407464), (71815, 392088), (81685, 344712), (83793, 336040), (84010, 335172), (86178, 326740), (92140, 305598), (98022, 287260), (98580, 285634), (100812, 279310), (101866, 276420), (108120, 260431), (110568, 254665), (111724, 252030), (114904, 245055), (115320, 244171), (126015, 223448), (130696, 215445), (138210, 203732), (139655, 201624), (142817, 197160), (143630, 196044), (152799, 184280), (163370, 172356), (167586, 168020)]