8539920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 120

約数和(自身を含む): 29741400

約数和(自身を除く): 21201480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 409, 435, 464, 522, 580, 696, 720, 818, 870, 1044, 1160, 1227, 1305, 1392, 1636, 1740, 2045, 2088, 2320, 2454, 2610, 3272, 3480, 3681, 4090, 4176, 4908, 5220, 6135, 6544, 6960, 7362, 8180, 9816, 10440, 11861, 12270, 14724, 16360, 18405, 19632, 20880, 23722, 24540, 29448, 32720, 35583, 36810, 47444, 49080, 58896, 59305, 71166, 73620, 94888, 98160, 106749, 118610, 142332, 147240, 177915, 189776, 213498, 237220, 284664, 294480, 355830, 426996, 474440, 533745, 569328, 711660, 853992, 948880, 1067490, 1423320, 1707984, 2134980, 2846640, 4269960, 8539920]

約数ペア:

[(1, 8539920), (2, 4269960), (3, 2846640), (4, 2134980), (5, 1707984), (6, 1423320), (8, 1067490), (9, 948880), (10, 853992), (12, 711660), (15, 569328), (16, 533745), (18, 474440), (20, 426996), (24, 355830), (29, 294480), (30, 284664), (36, 237220), (40, 213498), (45, 189776), (48, 177915), (58, 147240), (60, 142332), (72, 118610), (80, 106749), (87, 98160), (90, 94888), (116, 73620), (120, 71166), (144, 59305), (145, 58896), (174, 49080), (180, 47444), (232, 36810), (240, 35583), (261, 32720), (290, 29448), (348, 24540), (360, 23722), (409, 20880), (435, 19632), (464, 18405), (522, 16360), (580, 14724), (696, 12270), (720, 11861), (818, 10440), (870, 9816), (1044, 8180), (1160, 7362), (1227, 6960), (1305, 6544), (1392, 6135), (1636, 5220), (1740, 4908), (2045, 4176), (2088, 4090), (2320, 3681), (2454, 3480), (2610, 3272)]