220106790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{27479}}^1$

素因数の和:27581

約数の個数: 48

約数和(自身を含む): 578728800

約数和(自身を除く): 358622010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 4005, 8010, 27479, 54958, 82437, 137395, 164874, 247311, 274790, 412185, 494622, 824370, 1236555, 2445631, 2473110, 4891262, 7336893, 12228155, 14673786, 22010679, 24456310, 36684465, 44021358, 73368930, 110053395, 220106790]

約数ペア:

[(1, 220106790), (2, 110053395), (3, 73368930), (5, 44021358), (6, 36684465), (9, 24456310), (10, 22010679), (15, 14673786), (18, 12228155), (30, 7336893), (45, 4891262), (89, 2473110), (90, 2445631), (178, 1236555), (267, 824370), (445, 494622), (534, 412185), (801, 274790), (890, 247311), (1335, 164874), (1602, 137395), (2670, 82437), (4005, 54958), (8010, 27479)]