61207920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:724

約数の個数: 160

約数和(自身を含む): 216057600

約数和(自身を除く): 154849680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 80, 86, 90, 108, 120, 129, 135, 144, 172, 180, 215, 216, 240, 258, 270, 344, 360, 387, 430, 432, 516, 540, 645, 659, 688, 720, 774, 860, 1032, 1080, 1161, 1290, 1318, 1548, 1720, 1935, 1977, 2064, 2160, 2322, 2580, 2636, 3096, 3295, 3440, 3870, 3954, 4644, 5160, 5272, 5805, 5931, 6192, 6590, 7740, 7908, 9288, 9885, 10320, 10544, 11610, 11862, 13180, 15480, 15816, 17793, 18576, 19770, 23220, 23724, 26360, 28337, 29655, 30960, 31632, 35586, 39540, 46440, 47448, 52720, 56674, 59310, 71172, 79080, 85011, 88965, 92880, 94896, 113348, 118620, 141685, 142344, 158160, 170022, 177930, 226696, 237240, 255033, 283370, 284688, 340044, 355860, 425055, 453392, 474480, 510066, 566740, 680088, 711720, 765099, 850110, 1020132, 1133480, 1275165, 1360176, 1423440, 1530198, 1700220, 2040264, 2266960, 2550330, 3060396, 3400440, 3825495, 4080528, 5100660, 6120792, 6800880, 7650990, 10201320, 12241584, 15301980, 20402640, 30603960, 61207920]

約数ペア:

[(1, 61207920), (2, 30603960), (3, 20402640), (4, 15301980), (5, 12241584), (6, 10201320), (8, 7650990), (9, 6800880), (10, 6120792), (12, 5100660), (15, 4080528), (16, 3825495), (18, 3400440), (20, 3060396), (24, 2550330), (27, 2266960), (30, 2040264), (36, 1700220), (40, 1530198), (43, 1423440), (45, 1360176), (48, 1275165), (54, 1133480), (60, 1020132), (72, 850110), (80, 765099), (86, 711720), (90, 680088), (108, 566740), (120, 510066), (129, 474480), (135, 453392), (144, 425055), (172, 355860), (180, 340044), (215, 284688), (216, 283370), (240, 255033), (258, 237240), (270, 226696), (344, 177930), (360, 170022), (387, 158160), (430, 142344), (432, 141685), (516, 118620), (540, 113348), (645, 94896), (659, 92880), (688, 88965), (720, 85011), (774, 79080), (860, 71172), (1032, 59310), (1080, 56674), (1161, 52720), (1290, 47448), (1318, 46440), (1548, 39540), (1720, 35586), (1935, 31632), (1977, 30960), (2064, 29655), (2160, 28337), (2322, 26360), (2580, 23724), (2636, 23220), (3096, 19770), (3295, 18576), (3440, 17793), (3870, 15816), (3954, 15480), (4644, 13180), (5160, 11862), (5272, 11610), (5805, 10544), (5931, 10320), (6192, 9885), (6590, 9288), (7740, 7908)]