155710458

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 359792640

約数和(自身を除く): 204082182

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 191, 279, 382, 487, 558, 573, 837, 974, 1146, 1461, 1674, 1719, 2922, 3438, 4383, 5157, 5921, 8766, 10314, 11842, 13149, 15097, 17763, 26298, 30194, 35526, 45291, 53289, 90582, 93017, 106578, 135873, 159867, 186034, 271746, 279051, 319734, 407619, 558102, 815238, 837153, 1674306, 2511459, 2883527, 5022918, 5767054, 8650581, 17301162, 25951743, 51903486, 77855229, 155710458]

約数ペア:

[(1, 155710458), (2, 77855229), (3, 51903486), (6, 25951743), (9, 17301162), (18, 8650581), (27, 5767054), (31, 5022918), (54, 2883527), (62, 2511459), (93, 1674306), (186, 837153), (191, 815238), (279, 558102), (382, 407619), (487, 319734), (558, 279051), (573, 271746), (837, 186034), (974, 159867), (1146, 135873), (1461, 106578), (1674, 93017), (1719, 90582), (2922, 53289), (3438, 45291), (4383, 35526), (5157, 30194), (5921, 26298), (8766, 17763), (10314, 15097), (11842, 13149)]