39992820

素因数分解:

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

素因数の和:310

約数の個数: 144

約数和(自身を含む): 132991488

約数和(自身を除く): 92998668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 223, 244, 245, 294, 305, 366, 420, 427, 446, 490, 588, 610, 669, 732, 735, 854, 892, 915, 980, 1115, 1220, 1281, 1338, 1470, 1561, 1708, 1830, 2135, 2230, 2562, 2676, 2940, 2989, 3122, 3345, 3660, 4270, 4460, 4683, 5124, 5978, 6244, 6405, 6690, 7805, 8540, 8967, 9366, 10927, 11956, 12810, 13380, 13603, 14945, 15610, 17934, 18732, 21854, 23415, 25620, 27206, 29890, 31220, 32781, 35868, 40809, 43708, 44835, 46830, 54412, 54635, 59780, 65562, 68015, 81618, 89670, 93660, 95221, 109270, 131124, 136030, 163236, 163905, 179340, 190442, 204045, 218540, 272060, 285663, 327810, 380884, 408090, 476105, 571326, 655620, 666547, 816180, 952210, 1142652, 1333094, 1428315, 1904420, 1999641, 2666188, 2856630, 3332735, 3999282, 5713260, 6665470, 7998564, 9998205, 13330940, 19996410, 39992820]

約数ペア:

[(1, 39992820), (2, 19996410), (3, 13330940), (4, 9998205), (5, 7998564), (6, 6665470), (7, 5713260), (10, 3999282), (12, 3332735), (14, 2856630), (15, 2666188), (20, 1999641), (21, 1904420), (28, 1428315), (30, 1333094), (35, 1142652), (42, 952210), (49, 816180), (60, 666547), (61, 655620), (70, 571326), (84, 476105), (98, 408090), (105, 380884), (122, 327810), (140, 285663), (147, 272060), (183, 218540), (196, 204045), (210, 190442), (223, 179340), (244, 163905), (245, 163236), (294, 136030), (305, 131124), (366, 109270), (420, 95221), (427, 93660), (446, 89670), (490, 81618), (588, 68015), (610, 65562), (669, 59780), (732, 54635), (735, 54412), (854, 46830), (892, 44835), (915, 43708), (980, 40809), (1115, 35868), (1220, 32781), (1281, 31220), (1338, 29890), (1470, 27206), (1561, 25620), (1708, 23415), (1830, 21854), (2135, 18732), (2230, 17934), (2562, 15610), (2676, 14945), (2940, 13603), (2989, 13380), (3122, 12810), (3345, 11956), (3660, 10927), (4270, 9366), (4460, 8967), (4683, 8540), (5124, 7805), (5978, 6690), (6244, 6405)]