172227720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{205033}}^1$

素因数の和:205054

約数の個数: 64

約数和(自身を含む): 590497920

約数和(自身を除く): 418270200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 205033, 410066, 615099, 820132, 1025165, 1230198, 1435231, 1640264, 2050330, 2460396, 2870462, 3075495, 4100660, 4305693, 4920792, 5740924, 6150990, 7176155, 8201320, 8611386, 11481848, 12301980, 14352310, 17222772, 21528465, 24603960, 28704620, 34445544, 43056930, 57409240, 86113860, 172227720]

約数ペア:

[(1, 172227720), (2, 86113860), (3, 57409240), (4, 43056930), (5, 34445544), (6, 28704620), (7, 24603960), (8, 21528465), (10, 17222772), (12, 14352310), (14, 12301980), (15, 11481848), (20, 8611386), (21, 8201320), (24, 7176155), (28, 6150990), (30, 5740924), (35, 4920792), (40, 4305693), (42, 4100660), (56, 3075495), (60, 2870462), (70, 2460396), (84, 2050330), (105, 1640264), (120, 1435231), (140, 1230198), (168, 1025165), (210, 820132), (280, 615099), (420, 410066), (840, 205033)]