72227880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{641}}^1$

素因数の和:971

約数の個数: 96

約数和(自身を含む): 235857960

約数和(自身を除く): 163630080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 313, 360, 626, 641, 939, 1252, 1282, 1565, 1878, 1923, 2504, 2564, 2817, 3130, 3205, 3756, 3846, 4695, 5128, 5634, 5769, 6260, 6410, 7512, 7692, 9390, 9615, 11268, 11538, 12520, 12820, 14085, 15384, 18780, 19230, 22536, 23076, 25640, 28170, 28845, 37560, 38460, 46152, 56340, 57690, 76920, 112680, 115380, 200633, 230760, 401266, 601899, 802532, 1003165, 1203798, 1605064, 1805697, 2006330, 2407596, 3009495, 3611394, 4012660, 4815192, 6018990, 7222788, 8025320, 9028485, 12037980, 14445576, 18056970, 24075960, 36113940, 72227880]

約数ペア:

[(1, 72227880), (2, 36113940), (3, 24075960), (4, 18056970), (5, 14445576), (6, 12037980), (8, 9028485), (9, 8025320), (10, 7222788), (12, 6018990), (15, 4815192), (18, 4012660), (20, 3611394), (24, 3009495), (30, 2407596), (36, 2006330), (40, 1805697), (45, 1605064), (60, 1203798), (72, 1003165), (90, 802532), (120, 601899), (180, 401266), (313, 230760), (360, 200633), (626, 115380), (641, 112680), (939, 76920), (1252, 57690), (1282, 56340), (1565, 46152), (1878, 38460), (1923, 37560), (2504, 28845), (2564, 28170), (2817, 25640), (3130, 23076), (3205, 22536), (3756, 19230), (3846, 18780), (4695, 15384), (5128, 14085), (5634, 12820), (5769, 12520), (6260, 11538), (6410, 11268), (7512, 9615), (7692, 9390)]