209595960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2738

約数の個数: 192

約数和(自身を含む): 803911680

約数和(自身を除く): 594315720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2683, 2790, 3255, 3720, 3906, 4340, 5208, 5366, 5580, 6510, 7812, 8049, 8680, 9765, 10732, 11160, 13020, 13415, 15624, 16098, 18781, 19530, 21464, 24147, 26040, 26830, 32196, 37562, 39060, 40245, 48294, 53660, 56343, 64392, 75124, 78120, 80490, 83173, 93905, 96588, 107320, 112686, 120735, 150248, 160980, 166346, 169029, 187810, 193176, 225372, 241470, 249519, 281715, 321960, 332692, 338058, 375620, 415865, 450744, 482940, 499038, 563430, 582211, 665384, 676116, 748557, 751240, 831730, 845145, 965880, 998076, 1126860, 1164422, 1247595, 1352232, 1497114, 1663460, 1690290, 1746633, 1996152, 2253720, 2328844, 2495190, 2911055, 2994228, 3326920, 3380580, 3493266, 3742785, 4657688, 4990380, 5239899, 5822110, 5988456, 6761160, 6986532, 7485570, 8733165, 9980760, 10479798, 11644220, 13973064, 14971140, 17466330, 20959596, 23288440, 26199495, 29942280, 34932660, 41919192, 52398990, 69865320, 104797980, 209595960]

約数ペア:

[(1, 209595960), (2, 104797980), (3, 69865320), (4, 52398990), (5, 41919192), (6, 34932660), (7, 29942280), (8, 26199495), (9, 23288440), (10, 20959596), (12, 17466330), (14, 14971140), (15, 13973064), (18, 11644220), (20, 10479798), (21, 9980760), (24, 8733165), (28, 7485570), (30, 6986532), (31, 6761160), (35, 5988456), (36, 5822110), (40, 5239899), (42, 4990380), (45, 4657688), (56, 3742785), (60, 3493266), (62, 3380580), (63, 3326920), (70, 2994228), (72, 2911055), (84, 2495190), (90, 2328844), (93, 2253720), (105, 1996152), (120, 1746633), (124, 1690290), (126, 1663460), (140, 1497114), (155, 1352232), (168, 1247595), (180, 1164422), (186, 1126860), (210, 998076), (217, 965880), (248, 845145), (252, 831730), (279, 751240), (280, 748557), (310, 676116), (315, 665384), (360, 582211), (372, 563430), (420, 499038), (434, 482940), (465, 450744), (504, 415865), (558, 375620), (620, 338058), (630, 332692), (651, 321960), (744, 281715), (840, 249519), (868, 241470), (930, 225372), (1085, 193176), (1116, 187810), (1240, 169029), (1260, 166346), (1302, 160980), (1395, 150248), (1736, 120735), (1860, 112686), (1953, 107320), (2170, 96588), (2232, 93905), (2520, 83173), (2604, 80490), (2683, 78120), (2790, 75124), (3255, 64392), (3720, 56343), (3906, 53660), (4340, 48294), (5208, 40245), (5366, 39060), (5580, 37562), (6510, 32196), (7812, 26830), (8049, 26040), (8680, 24147), (9765, 21464), (10732, 19530), (11160, 18781), (13020, 16098), (13415, 15624)]