221894800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 120

約数和(自身を含む): 564606720

約数和(自身を除く): 342711920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 89, 92, 100, 115, 178, 184, 200, 230, 271, 356, 368, 400, 445, 460, 542, 575, 712, 890, 920, 1084, 1150, 1355, 1424, 1780, 1840, 2047, 2168, 2225, 2300, 2710, 3560, 4094, 4336, 4450, 4600, 5420, 6233, 6775, 7120, 8188, 8900, 9200, 10235, 10840, 12466, 13550, 16376, 17800, 20470, 21680, 24119, 24932, 27100, 31165, 32752, 35600, 40940, 48238, 49864, 51175, 54200, 62330, 81880, 96476, 99728, 102350, 108400, 120595, 124660, 155825, 163760, 192952, 204700, 241190, 249320, 311650, 385904, 409400, 482380, 498640, 554737, 602975, 623300, 818800, 964760, 1109474, 1205950, 1246600, 1929520, 2218948, 2411900, 2493200, 2773685, 4437896, 4823800, 5547370, 8875792, 9647600, 11094740, 13868425, 22189480, 27736850, 44378960, 55473700, 110947400, 221894800]

約数ペア:

[(1, 221894800), (2, 110947400), (4, 55473700), (5, 44378960), (8, 27736850), (10, 22189480), (16, 13868425), (20, 11094740), (23, 9647600), (25, 8875792), (40, 5547370), (46, 4823800), (50, 4437896), (80, 2773685), (89, 2493200), (92, 2411900), (100, 2218948), (115, 1929520), (178, 1246600), (184, 1205950), (200, 1109474), (230, 964760), (271, 818800), (356, 623300), (368, 602975), (400, 554737), (445, 498640), (460, 482380), (542, 409400), (575, 385904), (712, 311650), (890, 249320), (920, 241190), (1084, 204700), (1150, 192952), (1355, 163760), (1424, 155825), (1780, 124660), (1840, 120595), (2047, 108400), (2168, 102350), (2225, 99728), (2300, 96476), (2710, 81880), (3560, 62330), (4094, 54200), (4336, 51175), (4450, 49864), (4600, 48238), (5420, 40940), (6233, 35600), (6775, 32752), (7120, 31165), (8188, 27100), (8900, 24932), (9200, 24119), (10235, 21680), (10840, 20470), (12466, 17800), (13550, 16376)]