20151024

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^2$

素因数の和:242

約数の個数: 60

約数和(自身を含む): 53641656

約数和(自身を除く): 33490632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 89, 106, 159, 178, 212, 267, 318, 356, 424, 534, 636, 712, 848, 1068, 1272, 1424, 2136, 2544, 4272, 4717, 7921, 9434, 14151, 15842, 18868, 23763, 28302, 31684, 37736, 47526, 56604, 63368, 75472, 95052, 113208, 126736, 190104, 226416, 380208, 419813, 839626, 1259439, 1679252, 2518878, 3358504, 5037756, 6717008, 10075512, 20151024]

約数ペア:

[(1, 20151024), (2, 10075512), (3, 6717008), (4, 5037756), (6, 3358504), (8, 2518878), (12, 1679252), (16, 1259439), (24, 839626), (48, 419813), (53, 380208), (89, 226416), (106, 190104), (159, 126736), (178, 113208), (212, 95052), (267, 75472), (318, 63368), (356, 56604), (424, 47526), (534, 37736), (636, 31684), (712, 28302), (848, 23763), (1068, 18868), (1272, 15842), (1424, 14151), (2136, 9434), (2544, 7921), (4272, 4717)]