902447360

素因数分解:

$2^8\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2267}}^1$

素因数の和:2599

約数の個数: 72

約数和(自身を含む): 2169550656

約数和(自身を除く): 1267103296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 311, 320, 622, 640, 1244, 1280, 1555, 2267, 2488, 3110, 4534, 4976, 6220, 9068, 9952, 11335, 12440, 18136, 19904, 22670, 24880, 36272, 39808, 45340, 49760, 72544, 79616, 90680, 99520, 145088, 181360, 199040, 290176, 362720, 398080, 580352, 705037, 725440, 1410074, 1450880, 2820148, 2901760, 3525185, 5640296, 7050370, 11280592, 14100740, 22561184, 28201480, 45122368, 56402960, 90244736, 112805920, 180489472, 225611840, 451223680, 902447360]

約数ペア:

[(1, 902447360), (2, 451223680), (4, 225611840), (5, 180489472), (8, 112805920), (10, 90244736), (16, 56402960), (20, 45122368), (32, 28201480), (40, 22561184), (64, 14100740), (80, 11280592), (128, 7050370), (160, 5640296), (256, 3525185), (311, 2901760), (320, 2820148), (622, 1450880), (640, 1410074), (1244, 725440), (1280, 705037), (1555, 580352), (2267, 398080), (2488, 362720), (3110, 290176), (4534, 199040), (4976, 181360), (6220, 145088), (9068, 99520), (9952, 90680), (11335, 79616), (12440, 72544), (18136, 49760), (19904, 45340), (22670, 39808), (24880, 36272)]