219619920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1709

約数の個数: 160

約数和(自身を含む): 750701952

約数和(自身を除く): 531082032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 104, 120, 129, 130, 156, 172, 195, 208, 215, 240, 258, 260, 312, 344, 390, 430, 516, 520, 559, 624, 645, 688, 780, 860, 1032, 1040, 1118, 1290, 1560, 1637, 1677, 1720, 2064, 2236, 2580, 2795, 3120, 3274, 3354, 3440, 4472, 4911, 5160, 5590, 6548, 6708, 8185, 8385, 8944, 9822, 10320, 11180, 13096, 13416, 16370, 16770, 19644, 21281, 22360, 24555, 26192, 26832, 32740, 33540, 39288, 42562, 44720, 49110, 63843, 65480, 67080, 70391, 78576, 85124, 98220, 106405, 127686, 130960, 134160, 140782, 170248, 196440, 211173, 212810, 255372, 281564, 319215, 340496, 351955, 392880, 422346, 425620, 510744, 563128, 638430, 703910, 844692, 851240, 915083, 1021488, 1055865, 1126256, 1276860, 1407820, 1689384, 1702480, 1830166, 2111730, 2553720, 2745249, 2815640, 3378768, 3660332, 4223460, 4575415, 5107440, 5490498, 5631280, 7320664, 8446920, 9150830, 10980996, 13726245, 14641328, 16893840, 18301660, 21961992, 27452490, 36603320, 43923984, 54904980, 73206640, 109809960, 219619920]

約数ペア:

[(1, 219619920), (2, 109809960), (3, 73206640), (4, 54904980), (5, 43923984), (6, 36603320), (8, 27452490), (10, 21961992), (12, 18301660), (13, 16893840), (15, 14641328), (16, 13726245), (20, 10980996), (24, 9150830), (26, 8446920), (30, 7320664), (39, 5631280), (40, 5490498), (43, 5107440), (48, 4575415), (52, 4223460), (60, 3660332), (65, 3378768), (78, 2815640), (80, 2745249), (86, 2553720), (104, 2111730), (120, 1830166), (129, 1702480), (130, 1689384), (156, 1407820), (172, 1276860), (195, 1126256), (208, 1055865), (215, 1021488), (240, 915083), (258, 851240), (260, 844692), (312, 703910), (344, 638430), (390, 563128), (430, 510744), (516, 425620), (520, 422346), (559, 392880), (624, 351955), (645, 340496), (688, 319215), (780, 281564), (860, 255372), (1032, 212810), (1040, 211173), (1118, 196440), (1290, 170248), (1560, 140782), (1637, 134160), (1677, 130960), (1720, 127686), (2064, 106405), (2236, 98220), (2580, 85124), (2795, 78576), (3120, 70391), (3274, 67080), (3354, 65480), (3440, 63843), (4472, 49110), (4911, 44720), (5160, 42562), (5590, 39288), (6548, 33540), (6708, 32740), (8185, 26832), (8385, 26192), (8944, 24555), (9822, 22360), (10320, 21281), (11180, 19644), (13096, 16770), (13416, 16370)]