217500960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 192

約数和(自身を含む): 724598784

約数和(自身を除く): 507097824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 47, 48, 60, 62, 80, 93, 94, 96, 120, 124, 141, 155, 160, 186, 188, 235, 240, 248, 282, 310, 311, 372, 376, 465, 470, 480, 496, 564, 620, 622, 705, 744, 752, 930, 933, 940, 992, 1128, 1240, 1244, 1410, 1457, 1488, 1504, 1555, 1860, 1866, 1880, 2256, 2480, 2488, 2820, 2914, 2976, 3110, 3720, 3732, 3760, 4371, 4512, 4665, 4960, 4976, 5640, 5828, 6220, 7285, 7440, 7464, 7520, 8742, 9330, 9641, 9952, 11280, 11656, 12440, 14570, 14617, 14880, 14928, 17484, 18660, 19282, 21855, 22560, 23312, 24880, 28923, 29140, 29234, 29856, 34968, 37320, 38564, 43710, 43851, 46624, 48205, 49760, 57846, 58280, 58468, 69936, 73085, 74640, 77128, 87420, 87702, 96410, 115692, 116560, 116936, 139872, 144615, 146170, 149280, 154256, 174840, 175404, 192820, 219255, 231384, 233120, 233872, 289230, 292340, 308512, 349680, 350808, 385640, 438510, 453127, 462768, 467744, 578460, 584680, 699360, 701616, 771280, 877020, 906254, 925536, 1156920, 1169360, 1359381, 1403232, 1542560, 1754040, 1812508, 2265635, 2313840, 2338720, 2718762, 3508080, 3625016, 4531270, 4627680, 5437524, 6796905, 7016160, 7250032, 9062540, 10875048, 13593810, 14500064, 18125080, 21750096, 27187620, 36250160, 43500192, 54375240, 72500320, 108750480, 217500960]

約数ペア:

[(1, 217500960), (2, 108750480), (3, 72500320), (4, 54375240), (5, 43500192), (6, 36250160), (8, 27187620), (10, 21750096), (12, 18125080), (15, 14500064), (16, 13593810), (20, 10875048), (24, 9062540), (30, 7250032), (31, 7016160), (32, 6796905), (40, 5437524), (47, 4627680), (48, 4531270), (60, 3625016), (62, 3508080), (80, 2718762), (93, 2338720), (94, 2313840), (96, 2265635), (120, 1812508), (124, 1754040), (141, 1542560), (155, 1403232), (160, 1359381), (186, 1169360), (188, 1156920), (235, 925536), (240, 906254), (248, 877020), (282, 771280), (310, 701616), (311, 699360), (372, 584680), (376, 578460), (465, 467744), (470, 462768), (480, 453127), (496, 438510), (564, 385640), (620, 350808), (622, 349680), (705, 308512), (744, 292340), (752, 289230), (930, 233872), (933, 233120), (940, 231384), (992, 219255), (1128, 192820), (1240, 175404), (1244, 174840), (1410, 154256), (1457, 149280), (1488, 146170), (1504, 144615), (1555, 139872), (1860, 116936), (1866, 116560), (1880, 115692), (2256, 96410), (2480, 87702), (2488, 87420), (2820, 77128), (2914, 74640), (2976, 73085), (3110, 69936), (3720, 58468), (3732, 58280), (3760, 57846), (4371, 49760), (4512, 48205), (4665, 46624), (4960, 43851), (4976, 43710), (5640, 38564), (5828, 37320), (6220, 34968), (7285, 29856), (7440, 29234), (7464, 29140), (7520, 28923), (8742, 24880), (9330, 23312), (9641, 22560), (9952, 21855), (11280, 19282), (11656, 18660), (12440, 17484), (14570, 14928), (14617, 14880)]