146788720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 394974720

約数和(自身を除く): 248186000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 40, 52, 58, 62, 65, 80, 104, 116, 124, 130, 145, 155, 157, 208, 232, 248, 260, 290, 310, 314, 377, 403, 464, 496, 520, 580, 620, 628, 754, 785, 806, 899, 1040, 1160, 1240, 1256, 1508, 1570, 1612, 1798, 1885, 2015, 2041, 2320, 2480, 2512, 3016, 3140, 3224, 3596, 3770, 4030, 4082, 4495, 4553, 4867, 6032, 6280, 6448, 7192, 7540, 8060, 8164, 8990, 9106, 9734, 10205, 11687, 12560, 14384, 15080, 16120, 16328, 17980, 18212, 19468, 20410, 22765, 23374, 24335, 30160, 32240, 32656, 35960, 36424, 38936, 40820, 45530, 46748, 48670, 58435, 59189, 63271, 71920, 72848, 77872, 81640, 91060, 93496, 97340, 116870, 118378, 126542, 141143, 163280, 182120, 186992, 194680, 233740, 236756, 253084, 282286, 295945, 316355, 364240, 389360, 467480, 473512, 506168, 564572, 591890, 632710, 705715, 934960, 947024, 1012336, 1129144, 1183780, 1265420, 1411430, 1834859, 2258288, 2367560, 2530840, 2822860, 3669718, 4735120, 5061680, 5645720, 7339436, 9174295, 11291440, 14678872, 18348590, 29357744, 36697180, 73394360, 146788720]

約数ペア:

[(1, 146788720), (2, 73394360), (4, 36697180), (5, 29357744), (8, 18348590), (10, 14678872), (13, 11291440), (16, 9174295), (20, 7339436), (26, 5645720), (29, 5061680), (31, 4735120), (40, 3669718), (52, 2822860), (58, 2530840), (62, 2367560), (65, 2258288), (80, 1834859), (104, 1411430), (116, 1265420), (124, 1183780), (130, 1129144), (145, 1012336), (155, 947024), (157, 934960), (208, 705715), (232, 632710), (248, 591890), (260, 564572), (290, 506168), (310, 473512), (314, 467480), (377, 389360), (403, 364240), (464, 316355), (496, 295945), (520, 282286), (580, 253084), (620, 236756), (628, 233740), (754, 194680), (785, 186992), (806, 182120), (899, 163280), (1040, 141143), (1160, 126542), (1240, 118378), (1256, 116870), (1508, 97340), (1570, 93496), (1612, 91060), (1798, 81640), (1885, 77872), (2015, 72848), (2041, 71920), (2320, 63271), (2480, 59189), (2512, 58435), (3016, 48670), (3140, 46748), (3224, 45530), (3596, 40820), (3770, 38936), (4030, 36424), (4082, 35960), (4495, 32656), (4553, 32240), (4867, 30160), (6032, 24335), (6280, 23374), (6448, 22765), (7192, 20410), (7540, 19468), (8060, 18212), (8164, 17980), (8990, 16328), (9106, 16120), (9734, 15080), (10205, 14384), (11687, 12560)]