409398720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2143}}^1$

素因数の和:2362

約数の個数: 112

約数和(自身を含む): 1306982400

約数和(自身を除く): 897583680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 199, 240, 320, 398, 480, 597, 796, 960, 995, 1194, 1592, 1990, 2143, 2388, 2985, 3184, 3980, 4286, 4776, 5970, 6368, 6429, 7960, 8572, 9552, 10715, 11940, 12736, 12858, 15920, 17144, 19104, 21430, 23880, 25716, 31840, 32145, 34288, 38208, 42860, 47760, 51432, 63680, 64290, 68576, 85720, 95520, 102864, 128580, 137152, 171440, 191040, 205728, 257160, 342880, 411456, 426457, 514320, 685760, 852914, 1028640, 1279371, 1705828, 2057280, 2132285, 2558742, 3411656, 4264570, 5117484, 6396855, 6823312, 8529140, 10234968, 12793710, 13646624, 17058280, 20469936, 25587420, 27293248, 34116560, 40939872, 51174840, 68233120, 81879744, 102349680, 136466240, 204699360, 409398720]

約数ペア:

[(1, 409398720), (2, 204699360), (3, 136466240), (4, 102349680), (5, 81879744), (6, 68233120), (8, 51174840), (10, 40939872), (12, 34116560), (15, 27293248), (16, 25587420), (20, 20469936), (24, 17058280), (30, 13646624), (32, 12793710), (40, 10234968), (48, 8529140), (60, 6823312), (64, 6396855), (80, 5117484), (96, 4264570), (120, 3411656), (160, 2558742), (192, 2132285), (199, 2057280), (240, 1705828), (320, 1279371), (398, 1028640), (480, 852914), (597, 685760), (796, 514320), (960, 426457), (995, 411456), (1194, 342880), (1592, 257160), (1990, 205728), (2143, 191040), (2388, 171440), (2985, 137152), (3184, 128580), (3980, 102864), (4286, 95520), (4776, 85720), (5970, 68576), (6368, 64290), (6429, 63680), (7960, 51432), (8572, 47760), (9552, 42860), (10715, 38208), (11940, 34288), (12736, 32145), (12858, 31840), (15920, 25716), (17144, 23880), (19104, 21430)]