222089920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:498

約数の個数: 112

約数和(自身を含む): 574535808

約数和(自身を除く): 352445888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 197, 208, 260, 271, 320, 394, 416, 520, 542, 788, 832, 985, 1040, 1084, 1355, 1576, 1970, 2080, 2168, 2561, 2710, 3152, 3523, 3940, 4160, 4336, 5122, 5420, 6304, 7046, 7880, 8672, 10244, 10840, 12608, 12805, 14092, 15760, 17344, 17615, 20488, 21680, 25610, 28184, 31520, 35230, 40976, 43360, 51220, 53387, 56368, 63040, 70460, 81952, 86720, 102440, 106774, 112736, 140920, 163904, 204880, 213548, 225472, 266935, 281840, 409760, 427096, 533870, 563680, 694031, 819520, 854192, 1067740, 1127360, 1388062, 1708384, 2135480, 2776124, 3416768, 3470155, 4270960, 5552248, 6940310, 8541920, 11104496, 13880620, 17083840, 22208992, 27761240, 44417984, 55522480, 111044960, 222089920]

約数ペア:

[(1, 222089920), (2, 111044960), (4, 55522480), (5, 44417984), (8, 27761240), (10, 22208992), (13, 17083840), (16, 13880620), (20, 11104496), (26, 8541920), (32, 6940310), (40, 5552248), (52, 4270960), (64, 3470155), (65, 3416768), (80, 2776124), (104, 2135480), (130, 1708384), (160, 1388062), (197, 1127360), (208, 1067740), (260, 854192), (271, 819520), (320, 694031), (394, 563680), (416, 533870), (520, 427096), (542, 409760), (788, 281840), (832, 266935), (985, 225472), (1040, 213548), (1084, 204880), (1355, 163904), (1576, 140920), (1970, 112736), (2080, 106774), (2168, 102440), (2561, 86720), (2710, 81952), (3152, 70460), (3523, 63040), (3940, 56368), (4160, 53387), (4336, 51220), (5122, 43360), (5420, 40976), (6304, 35230), (7046, 31520), (7880, 28184), (8672, 25610), (10244, 21680), (10840, 20488), (12608, 17615), (12805, 17344), (14092, 15760)]