67969860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 225610560

約数和(自身を除く): 157640700

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, 244, 245, 294, 305, 366, 379, 420, 427, 490, 588, 610, 732, 735, 758, 854, 915, 980, 1137, 1220, 1281, 1470, 1516, 1708, 1830, 1895, 2135, 2274, 2562, 2653, 2940, 2989, 3660, 3790, 4270, 4548, 5124, 5306, 5685, 5978, 6405, 7580, 7959, 8540, 8967, 10612, 11370, 11956, 12810, 13265, 14945, 15918, 17934, 18571, 22740, 23119, 25620, 26530, 29890, 31836, 35868, 37142, 39795, 44835, 46238, 53060, 55713, 59780, 69357, 74284, 79590, 89670, 92476, 92855, 111426, 115595, 138714, 159180, 161833, 179340, 185710, 222852, 231190, 277428, 278565, 323666, 346785, 371420, 462380, 485499, 557130, 647332, 693570, 809165, 970998, 1114260, 1132831, 1387140, 1618330, 1941996, 2265662, 2427495, 3236660, 3398493, 4531324, 4854990, 5664155, 6796986, 9709980, 11328310, 13593972, 16992465, 22656620, 33984930, 67969860]

約数ペア:

[(1, 67969860), (2, 33984930), (3, 22656620), (4, 16992465), (5, 13593972), (6, 11328310), (7, 9709980), (10, 6796986), (12, 5664155), (14, 4854990), (15, 4531324), (20, 3398493), (21, 3236660), (28, 2427495), (30, 2265662), (35, 1941996), (42, 1618330), (49, 1387140), (60, 1132831), (61, 1114260), (70, 970998), (84, 809165), (98, 693570), (105, 647332), (122, 557130), (140, 485499), (147, 462380), (183, 371420), (196, 346785), (210, 323666), (244, 278565), (245, 277428), (294, 231190), (305, 222852), (366, 185710), (379, 179340), (420, 161833), (427, 159180), (490, 138714), (588, 115595), (610, 111426), (732, 92855), (735, 92476), (758, 89670), (854, 79590), (915, 74284), (980, 69357), (1137, 59780), (1220, 55713), (1281, 53060), (1470, 46238), (1516, 44835), (1708, 39795), (1830, 37142), (1895, 35868), (2135, 31836), (2274, 29890), (2562, 26530), (2653, 25620), (2940, 23119), (2989, 22740), (3660, 18571), (3790, 17934), (4270, 15918), (4548, 14945), (5124, 13265), (5306, 12810), (5685, 11956), (5978, 11370), (6405, 10612), (7580, 8967), (7959, 8540)]