128359200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:779

約数の個数: 144

約数和(自身を含む): 423722880

約数和(自身を除く): 295363680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 79, 80, 96, 100, 120, 150, 158, 160, 200, 237, 240, 300, 316, 395, 400, 474, 480, 600, 632, 677, 790, 800, 948, 1185, 1200, 1264, 1354, 1580, 1896, 1975, 2031, 2370, 2400, 2528, 2708, 3160, 3385, 3792, 3950, 4062, 4740, 5416, 5925, 6320, 6770, 7584, 7900, 8124, 9480, 10155, 10832, 11850, 12640, 13540, 15800, 16248, 16925, 18960, 20310, 21664, 23700, 27080, 31600, 32496, 33850, 37920, 40620, 47400, 50775, 53483, 54160, 63200, 64992, 67700, 81240, 94800, 101550, 106966, 108320, 135400, 160449, 162480, 189600, 203100, 213932, 267415, 270800, 320898, 324960, 406200, 427864, 534830, 541600, 641796, 802245, 812400, 855728, 1069660, 1283592, 1337075, 1604490, 1624800, 1711456, 2139320, 2567184, 2674150, 3208980, 4011225, 4278640, 5134368, 5348300, 6417960, 8022450, 8557280, 10696600, 12835920, 16044900, 21393200, 25671840, 32089800, 42786400, 64179600, 128359200]

約数ペア:

[(1, 128359200), (2, 64179600), (3, 42786400), (4, 32089800), (5, 25671840), (6, 21393200), (8, 16044900), (10, 12835920), (12, 10696600), (15, 8557280), (16, 8022450), (20, 6417960), (24, 5348300), (25, 5134368), (30, 4278640), (32, 4011225), (40, 3208980), (48, 2674150), (50, 2567184), (60, 2139320), (75, 1711456), (79, 1624800), (80, 1604490), (96, 1337075), (100, 1283592), (120, 1069660), (150, 855728), (158, 812400), (160, 802245), (200, 641796), (237, 541600), (240, 534830), (300, 427864), (316, 406200), (395, 324960), (400, 320898), (474, 270800), (480, 267415), (600, 213932), (632, 203100), (677, 189600), (790, 162480), (800, 160449), (948, 135400), (1185, 108320), (1200, 106966), (1264, 101550), (1354, 94800), (1580, 81240), (1896, 67700), (1975, 64992), (2031, 63200), (2370, 54160), (2400, 53483), (2528, 50775), (2708, 47400), (3160, 40620), (3385, 37920), (3792, 33850), (3950, 32496), (4062, 31600), (4740, 27080), (5416, 23700), (5925, 21664), (6320, 20310), (6770, 18960), (7584, 16925), (7900, 16248), (8124, 15800), (9480, 13540), (10155, 12640), (10832, 11850)]