168587440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1539

約数の個数: 120

約数和(自身を含む): 472001040

約数和(自身を除く): 303413600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 784, 812, 980, 1015, 1160, 1421, 1483, 1624, 1960, 2030, 2320, 2842, 2966, 3248, 3920, 4060, 5684, 5932, 7105, 7415, 8120, 10381, 11368, 11864, 14210, 14830, 16240, 20762, 22736, 23728, 28420, 29660, 41524, 43007, 51905, 56840, 59320, 72667, 83048, 86014, 103810, 113680, 118640, 145334, 166096, 172028, 207620, 215035, 290668, 301049, 344056, 363335, 415240, 430070, 581336, 602098, 688112, 726670, 830480, 860140, 1162672, 1204196, 1453340, 1505245, 1720280, 2107343, 2408392, 2906680, 3010490, 3440560, 4214686, 4816784, 5813360, 6020980, 8429372, 10536715, 12041960, 16858744, 21073430, 24083920, 33717488, 42146860, 84293720, 168587440]

約数ペア:

[(1, 168587440), (2, 84293720), (4, 42146860), (5, 33717488), (7, 24083920), (8, 21073430), (10, 16858744), (14, 12041960), (16, 10536715), (20, 8429372), (28, 6020980), (29, 5813360), (35, 4816784), (40, 4214686), (49, 3440560), (56, 3010490), (58, 2906680), (70, 2408392), (80, 2107343), (98, 1720280), (112, 1505245), (116, 1453340), (140, 1204196), (145, 1162672), (196, 860140), (203, 830480), (232, 726670), (245, 688112), (280, 602098), (290, 581336), (392, 430070), (406, 415240), (464, 363335), (490, 344056), (560, 301049), (580, 290668), (784, 215035), (812, 207620), (980, 172028), (1015, 166096), (1160, 145334), (1421, 118640), (1483, 113680), (1624, 103810), (1960, 86014), (2030, 83048), (2320, 72667), (2842, 59320), (2966, 56840), (3248, 51905), (3920, 43007), (4060, 41524), (5684, 29660), (5932, 28420), (7105, 23728), (7415, 22736), (8120, 20762), (10381, 16240), (11368, 14830), (11864, 14210)]