28771800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 90470400

約数和(自身を除く): 61698600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 79, 100, 120, 150, 158, 200, 237, 300, 316, 395, 474, 600, 607, 632, 790, 948, 1185, 1214, 1580, 1821, 1896, 1975, 2370, 2428, 3035, 3160, 3642, 3950, 4740, 4856, 5925, 6070, 7284, 7900, 9105, 9480, 11850, 12140, 14568, 15175, 15800, 18210, 23700, 24280, 30350, 36420, 45525, 47400, 47953, 60700, 72840, 91050, 95906, 121400, 143859, 182100, 191812, 239765, 287718, 364200, 383624, 479530, 575436, 719295, 959060, 1150872, 1198825, 1438590, 1918120, 2397650, 2877180, 3596475, 4795300, 5754360, 7192950, 9590600, 14385900, 28771800]

約数ペア:

[(1, 28771800), (2, 14385900), (3, 9590600), (4, 7192950), (5, 5754360), (6, 4795300), (8, 3596475), (10, 2877180), (12, 2397650), (15, 1918120), (20, 1438590), (24, 1198825), (25, 1150872), (30, 959060), (40, 719295), (50, 575436), (60, 479530), (75, 383624), (79, 364200), (100, 287718), (120, 239765), (150, 191812), (158, 182100), (200, 143859), (237, 121400), (300, 95906), (316, 91050), (395, 72840), (474, 60700), (600, 47953), (607, 47400), (632, 45525), (790, 36420), (948, 30350), (1185, 24280), (1214, 23700), (1580, 18210), (1821, 15800), (1896, 15175), (1975, 14568), (2370, 12140), (2428, 11850), (3035, 9480), (3160, 9105), (3642, 7900), (3950, 7284), (4740, 6070), (4856, 5925)]