80757480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1339

約数の個数: 128

約数和(自身を含む): 265006080

約数和(自身を除く): 184248600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1277, 1581, 1860, 2040, 2108, 2554, 2635, 3162, 3720, 3831, 4216, 5108, 5270, 6324, 6385, 7662, 7905, 10216, 10540, 12648, 12770, 15324, 15810, 19155, 21080, 21709, 25540, 30648, 31620, 38310, 39587, 43418, 51080, 63240, 65127, 76620, 79174, 86836, 108545, 118761, 130254, 153240, 158348, 173672, 197935, 217090, 237522, 260508, 316696, 325635, 395870, 434180, 475044, 521016, 593805, 651270, 672979, 791740, 868360, 950088, 1187610, 1302540, 1345958, 1583480, 2018937, 2375220, 2605080, 2691916, 3364895, 4037874, 4750440, 5383832, 6729790, 8075748, 10094685, 13459580, 16151496, 20189370, 26919160, 40378740, 80757480]

約数ペア:

[(1, 80757480), (2, 40378740), (3, 26919160), (4, 20189370), (5, 16151496), (6, 13459580), (8, 10094685), (10, 8075748), (12, 6729790), (15, 5383832), (17, 4750440), (20, 4037874), (24, 3364895), (30, 2691916), (31, 2605080), (34, 2375220), (40, 2018937), (51, 1583480), (60, 1345958), (62, 1302540), (68, 1187610), (85, 950088), (93, 868360), (102, 791740), (120, 672979), (124, 651270), (136, 593805), (155, 521016), (170, 475044), (186, 434180), (204, 395870), (248, 325635), (255, 316696), (310, 260508), (340, 237522), (372, 217090), (408, 197935), (465, 173672), (510, 158348), (527, 153240), (620, 130254), (680, 118761), (744, 108545), (930, 86836), (1020, 79174), (1054, 76620), (1240, 65127), (1277, 63240), (1581, 51080), (1860, 43418), (2040, 39587), (2108, 38310), (2554, 31620), (2635, 30648), (3162, 25540), (3720, 21709), (3831, 21080), (4216, 19155), (5108, 15810), (5270, 15324), (6324, 12770), (6385, 12648), (7662, 10540), (7905, 10216)]