79985640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 284981760

約数和(自身を除く): 204996120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 61, 70, 84, 98, 105, 120, 122, 140, 147, 168, 183, 196, 210, 223, 244, 245, 280, 294, 305, 366, 392, 420, 427, 446, 488, 490, 588, 610, 669, 732, 735, 840, 854, 892, 915, 980, 1115, 1176, 1220, 1281, 1338, 1464, 1470, 1561, 1708, 1784, 1830, 1960, 2135, 2230, 2440, 2562, 2676, 2940, 2989, 3122, 3345, 3416, 3660, 4270, 4460, 4683, 5124, 5352, 5880, 5978, 6244, 6405, 6690, 7320, 7805, 8540, 8920, 8967, 9366, 10248, 10927, 11956, 12488, 12810, 13380, 13603, 14945, 15610, 17080, 17934, 18732, 21854, 23415, 23912, 25620, 26760, 27206, 29890, 31220, 32781, 35868, 37464, 40809, 43708, 44835, 46830, 51240, 54412, 54635, 59780, 62440, 65562, 68015, 71736, 81618, 87416, 89670, 93660, 95221, 108824, 109270, 119560, 131124, 136030, 163236, 163905, 179340, 187320, 190442, 204045, 218540, 262248, 272060, 285663, 326472, 327810, 358680, 380884, 408090, 437080, 476105, 544120, 571326, 655620, 666547, 761768, 816180, 952210, 1142652, 1311240, 1333094, 1428315, 1632360, 1904420, 1999641, 2285304, 2666188, 2856630, 3332735, 3808840, 3999282, 5332376, 5713260, 6665470, 7998564, 9998205, 11426520, 13330940, 15997128, 19996410, 26661880, 39992820, 79985640]

約数ペア:

[(1, 79985640), (2, 39992820), (3, 26661880), (4, 19996410), (5, 15997128), (6, 13330940), (7, 11426520), (8, 9998205), (10, 7998564), (12, 6665470), (14, 5713260), (15, 5332376), (20, 3999282), (21, 3808840), (24, 3332735), (28, 2856630), (30, 2666188), (35, 2285304), (40, 1999641), (42, 1904420), (49, 1632360), (56, 1428315), (60, 1333094), (61, 1311240), (70, 1142652), (84, 952210), (98, 816180), (105, 761768), (120, 666547), (122, 655620), (140, 571326), (147, 544120), (168, 476105), (183, 437080), (196, 408090), (210, 380884), (223, 358680), (244, 327810), (245, 326472), (280, 285663), (294, 272060), (305, 262248), (366, 218540), (392, 204045), (420, 190442), (427, 187320), (446, 179340), (488, 163905), (490, 163236), (588, 136030), (610, 131124), (669, 119560), (732, 109270), (735, 108824), (840, 95221), (854, 93660), (892, 89670), (915, 87416), (980, 81618), (1115, 71736), (1176, 68015), (1220, 65562), (1281, 62440), (1338, 59780), (1464, 54635), (1470, 54412), (1561, 51240), (1708, 46830), (1784, 44835), (1830, 43708), (1960, 40809), (2135, 37464), (2230, 35868), (2440, 32781), (2562, 31220), (2676, 29890), (2940, 27206), (2989, 26760), (3122, 25620), (3345, 23912), (3416, 23415), (3660, 21854), (4270, 18732), (4460, 17934), (4683, 17080), (5124, 15610), (5352, 14945), (5880, 13603), (5978, 13380), (6244, 12810), (6405, 12488), (6690, 11956), (7320, 10927), (7805, 10248), (8540, 9366), (8920, 8967)]