72512520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7649}}^1$

素因数の和:7742

約数の個数: 64

約数和(自身を含む): 220320000

約数和(自身を除く): 147807480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 7649, 9480, 15298, 22947, 30596, 38245, 45894, 61192, 76490, 91788, 114735, 152980, 183576, 229470, 305960, 458940, 604271, 917880, 1208542, 1812813, 2417084, 3021355, 3625626, 4834168, 6042710, 7251252, 9064065, 12085420, 14502504, 18128130, 24170840, 36256260, 72512520]

約数ペア:

[(1, 72512520), (2, 36256260), (3, 24170840), (4, 18128130), (5, 14502504), (6, 12085420), (8, 9064065), (10, 7251252), (12, 6042710), (15, 4834168), (20, 3625626), (24, 3021355), (30, 2417084), (40, 1812813), (60, 1208542), (79, 917880), (120, 604271), (158, 458940), (237, 305960), (316, 229470), (395, 183576), (474, 152980), (632, 114735), (790, 91788), (948, 76490), (1185, 61192), (1580, 45894), (1896, 38245), (2370, 30596), (3160, 22947), (4740, 15298), (7649, 9480)]