156996972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23321}}^1$

素因数の和:23359

約数の個数: 72

約数和(自身を含む): 458417232

約数和(自身を除く): 301420260

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3366, 6732, 23321, 46642, 69963, 93284, 139926, 209889, 256531, 279852, 396457, 419778, 513062, 769593, 792914, 839556, 1026124, 1189371, 1539186, 1585828, 2308779, 2378742, 3078372, 3568113, 4361027, 4617558, 4757484, 7136226, 8722054, 9235116, 13083081, 14272452, 17444108, 26166162, 39249243, 52332324, 78498486, 156996972]

約数ペア:

[(1, 156996972), (2, 78498486), (3, 52332324), (4, 39249243), (6, 26166162), (9, 17444108), (11, 14272452), (12, 13083081), (17, 9235116), (18, 8722054), (22, 7136226), (33, 4757484), (34, 4617558), (36, 4361027), (44, 3568113), (51, 3078372), (66, 2378742), (68, 2308779), (99, 1585828), (102, 1539186), (132, 1189371), (153, 1026124), (187, 839556), (198, 792914), (204, 769593), (306, 513062), (374, 419778), (396, 396457), (561, 279852), (612, 256531), (748, 209889), (1122, 139926), (1683, 93284), (2244, 69963), (3366, 46642), (6732, 23321)]