153975996

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 399095424

約数和(自身を除く): 245119428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 107, 142, 213, 214, 284, 321, 426, 428, 563, 639, 642, 852, 963, 1126, 1278, 1284, 1689, 1926, 2252, 2556, 3378, 3852, 5067, 6756, 7597, 10134, 15194, 20268, 22791, 30388, 39973, 45582, 60241, 68373, 79946, 91164, 119919, 120482, 136746, 159892, 180723, 239838, 240964, 273492, 359757, 361446, 479676, 542169, 719514, 722892, 1084338, 1439028, 2168676, 4277111, 8554222, 12831333, 17108444, 25662666, 38493999, 51325332, 76987998, 153975996]

約数ペア:

[(1, 153975996), (2, 76987998), (3, 51325332), (4, 38493999), (6, 25662666), (9, 17108444), (12, 12831333), (18, 8554222), (36, 4277111), (71, 2168676), (107, 1439028), (142, 1084338), (213, 722892), (214, 719514), (284, 542169), (321, 479676), (426, 361446), (428, 359757), (563, 273492), (639, 240964), (642, 239838), (852, 180723), (963, 159892), (1126, 136746), (1278, 120482), (1284, 119919), (1689, 91164), (1926, 79946), (2252, 68373), (2556, 60241), (3378, 45582), (3852, 39973), (5067, 30388), (6756, 22791), (7597, 20268), (10134, 15194)]