158843440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9781}}^1$

素因数の和:9830

約数の個数: 80

約数和(自身を含む): 436668480

約数和(自身を除く): 277825040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 9781, 16240, 19562, 39124, 48905, 68467, 78248, 97810, 136934, 156496, 195620, 273868, 283649, 342335, 391240, 547736, 567298, 684670, 782480, 1095472, 1134596, 1369340, 1418245, 1985543, 2269192, 2738680, 2836490, 3971086, 4538384, 5477360, 5672980, 7942172, 9927715, 11345960, 15884344, 19855430, 22691920, 31768688, 39710860, 79421720, 158843440]

約数ペア:

[(1, 158843440), (2, 79421720), (4, 39710860), (5, 31768688), (7, 22691920), (8, 19855430), (10, 15884344), (14, 11345960), (16, 9927715), (20, 7942172), (28, 5672980), (29, 5477360), (35, 4538384), (40, 3971086), (56, 2836490), (58, 2738680), (70, 2269192), (80, 1985543), (112, 1418245), (116, 1369340), (140, 1134596), (145, 1095472), (203, 782480), (232, 684670), (280, 567298), (290, 547736), (406, 391240), (464, 342335), (560, 283649), (580, 273868), (812, 195620), (1015, 156496), (1160, 136934), (1624, 97810), (2030, 78248), (2320, 68467), (3248, 48905), (4060, 39124), (8120, 19562), (9781, 16240)]