166540360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 446342400

約数和(自身を除く): 279802040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 89, 140, 163, 164, 178, 205, 280, 287, 326, 328, 356, 410, 445, 574, 623, 652, 712, 815, 820, 890, 1141, 1148, 1246, 1304, 1435, 1630, 1640, 1780, 2282, 2296, 2492, 2870, 3115, 3260, 3560, 3649, 4564, 4984, 5705, 5740, 6230, 6520, 6683, 7298, 9128, 11410, 11480, 12460, 13366, 14507, 14596, 18245, 22820, 24920, 25543, 26732, 29014, 29192, 33415, 36490, 45640, 46781, 51086, 53464, 58028, 66830, 72535, 72980, 93562, 101549, 102172, 116056, 127715, 133660, 145070, 145960, 187124, 203098, 204344, 233905, 255430, 267320, 290140, 374248, 406196, 467810, 507745, 510860, 580280, 594787, 812392, 935620, 1015490, 1021720, 1189574, 1871240, 2030980, 2379148, 2973935, 4061960, 4163509, 4758296, 5947870, 8327018, 11895740, 16654036, 20817545, 23791480, 33308072, 41635090, 83270180, 166540360]

約数ペア:

[(1, 166540360), (2, 83270180), (4, 41635090), (5, 33308072), (7, 23791480), (8, 20817545), (10, 16654036), (14, 11895740), (20, 8327018), (28, 5947870), (35, 4758296), (40, 4163509), (41, 4061960), (56, 2973935), (70, 2379148), (82, 2030980), (89, 1871240), (140, 1189574), (163, 1021720), (164, 1015490), (178, 935620), (205, 812392), (280, 594787), (287, 580280), (326, 510860), (328, 507745), (356, 467810), (410, 406196), (445, 374248), (574, 290140), (623, 267320), (652, 255430), (712, 233905), (815, 204344), (820, 203098), (890, 187124), (1141, 145960), (1148, 145070), (1246, 133660), (1304, 127715), (1435, 116056), (1630, 102172), (1640, 101549), (1780, 93562), (2282, 72980), (2296, 72535), (2492, 66830), (2870, 58028), (3115, 53464), (3260, 51086), (3560, 46781), (3649, 45640), (4564, 36490), (4984, 33415), (5705, 29192), (5740, 29014), (6230, 26732), (6520, 25543), (6683, 24920), (7298, 22820), (9128, 18245), (11410, 14596), (11480, 14507), (12460, 13366)]