172276920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:450

約数の個数: 192

約数和(自身を含む): 593049600

約数和(自身を除く): 420772680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 43, 45, 60, 62, 72, 86, 90, 93, 120, 124, 129, 155, 172, 180, 186, 215, 248, 258, 279, 310, 344, 359, 360, 372, 387, 430, 465, 516, 558, 620, 645, 718, 744, 774, 860, 930, 1032, 1077, 1116, 1240, 1290, 1333, 1395, 1436, 1548, 1720, 1795, 1860, 1935, 2154, 2232, 2580, 2666, 2790, 2872, 3096, 3231, 3590, 3720, 3870, 3999, 4308, 5160, 5332, 5385, 5580, 6462, 6665, 7180, 7740, 7998, 8616, 10664, 10770, 11129, 11160, 11997, 12924, 13330, 14360, 15437, 15480, 15996, 16155, 19995, 21540, 22258, 23994, 25848, 26660, 30874, 31992, 32310, 33387, 39990, 43080, 44516, 46311, 47988, 53320, 55645, 59985, 61748, 64620, 66774, 77185, 79980, 89032, 92622, 95976, 100161, 111290, 119970, 123496, 129240, 133548, 138933, 154370, 159960, 166935, 185244, 200322, 222580, 231555, 239940, 267096, 277866, 308740, 333870, 370488, 400644, 445160, 463110, 478547, 479880, 500805, 555732, 617480, 667740, 694665, 801288, 926220, 957094, 1001610, 1111464, 1335480, 1389330, 1435641, 1852440, 1914188, 2003220, 2392735, 2778660, 2871282, 3828376, 4006440, 4306923, 4785470, 5557320, 5742564, 7178205, 8613846, 9570940, 11485128, 14356410, 17227692, 19141880, 21534615, 28712820, 34455384, 43069230, 57425640, 86138460, 172276920]

約数ペア:

[(1, 172276920), (2, 86138460), (3, 57425640), (4, 43069230), (5, 34455384), (6, 28712820), (8, 21534615), (9, 19141880), (10, 17227692), (12, 14356410), (15, 11485128), (18, 9570940), (20, 8613846), (24, 7178205), (30, 5742564), (31, 5557320), (36, 4785470), (40, 4306923), (43, 4006440), (45, 3828376), (60, 2871282), (62, 2778660), (72, 2392735), (86, 2003220), (90, 1914188), (93, 1852440), (120, 1435641), (124, 1389330), (129, 1335480), (155, 1111464), (172, 1001610), (180, 957094), (186, 926220), (215, 801288), (248, 694665), (258, 667740), (279, 617480), (310, 555732), (344, 500805), (359, 479880), (360, 478547), (372, 463110), (387, 445160), (430, 400644), (465, 370488), (516, 333870), (558, 308740), (620, 277866), (645, 267096), (718, 239940), (744, 231555), (774, 222580), (860, 200322), (930, 185244), (1032, 166935), (1077, 159960), (1116, 154370), (1240, 138933), (1290, 133548), (1333, 129240), (1395, 123496), (1436, 119970), (1548, 111290), (1720, 100161), (1795, 95976), (1860, 92622), (1935, 89032), (2154, 79980), (2232, 77185), (2580, 66774), (2666, 64620), (2790, 61748), (2872, 59985), (3096, 55645), (3231, 53320), (3590, 47988), (3720, 46311), (3870, 44516), (3999, 43080), (4308, 39990), (5160, 33387), (5332, 32310), (5385, 31992), (5580, 30874), (6462, 26660), (6665, 25848), (7180, 23994), (7740, 22258), (7998, 21540), (8616, 19995), (10664, 16155), (10770, 15996), (11129, 15480), (11160, 15437), (11997, 14360), (12924, 13330)]