20090216160

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{221453}}^1$

素因数の和:221487

約数の個数: 240

約数和(自身を含む): 81030904416

約数和(自身を除く): 60940688256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22680, 30240, 45360, 90720, 221453, 442906, 664359, 885812, 1107265, 1328718, 1550171, 1771624, 1993077, 2214530, 2657436, 3100342, 3321795, 3543248, 3986154, 4429060, 4650513, 5314872, 5979231, 6200684, 6643590, 7086496, 7750855, 7972308, 8858120, 9301026, 9965385, 10629744, 11958462, 12401368, 13287180, 13951539, 15501710, 15944616, 17716240, 17937693, 18602052, 19930770, 21259488, 23252565, 23916924, 24802736, 26574360, 27903078, 29896155, 31003420, 31889232, 35432480, 35875386, 37204104, 39861540, 41854617, 46505130, 47833848, 49605472, 53148720, 55806156, 59792310, 62006840, 63778464, 69757695, 71750772, 74408208, 79723080, 83709234, 89688465, 93010260, 95667696, 106297440, 111612312, 119584620, 124013680, 125563851, 139515390, 143501544, 148816416, 159446160, 167418468, 179376930, 186020520, 191335392, 209273085, 223224624, 239169240, 248027360, 251127702, 279030780, 287003088, 318892320, 334836936, 358753860, 372041040, 418546170, 446449248, 478338480, 502255404, 558061560, 574006176, 627819255, 669673872, 717507720, 744082080, 837092340, 956676960, 1004510808, 1116123120, 1255638510, 1339347744, 1435015440, 1674184680, 2009021616, 2232246240, 2511277020, 2870030880, 3348369360, 4018043232, 5022554040, 6696738720, 10045108080, 20090216160]

約数ペア:

[(1, 20090216160), (2, 10045108080), (3, 6696738720), (4, 5022554040), (5, 4018043232), (6, 3348369360), (7, 2870030880), (8, 2511277020), (9, 2232246240), (10, 2009021616), (12, 1674184680), (14, 1435015440), (15, 1339347744), (16, 1255638510), (18, 1116123120), (20, 1004510808), (21, 956676960), (24, 837092340), (27, 744082080), (28, 717507720), (30, 669673872), (32, 627819255), (35, 574006176), (36, 558061560), (40, 502255404), (42, 478338480), (45, 446449248), (48, 418546170), (54, 372041040), (56, 358753860), (60, 334836936), (63, 318892320), (70, 287003088), (72, 279030780), (80, 251127702), (81, 248027360), (84, 239169240), (90, 223224624), (96, 209273085), (105, 191335392), (108, 186020520), (112, 179376930), (120, 167418468), (126, 159446160), (135, 148816416), (140, 143501544), (144, 139515390), (160, 125563851), (162, 124013680), (168, 119584620), (180, 111612312), (189, 106297440), (210, 95667696), (216, 93010260), (224, 89688465), (240, 83709234), (252, 79723080), (270, 74408208), (280, 71750772), (288, 69757695), (315, 63778464), (324, 62006840), (336, 59792310), (360, 55806156), (378, 53148720), (405, 49605472), (420, 47833848), (432, 46505130), (480, 41854617), (504, 39861540), (540, 37204104), (560, 35875386), (567, 35432480), (630, 31889232), (648, 31003420), (672, 29896155), (720, 27903078), (756, 26574360), (810, 24802736), (840, 23916924), (864, 23252565), (945, 21259488), (1008, 19930770), (1080, 18602052), (1120, 17937693), (1134, 17716240), (1260, 15944616), (1296, 15501710), (1440, 13951539), (1512, 13287180), (1620, 12401368), (1680, 11958462), (1890, 10629744), (2016, 9965385), (2160, 9301026), (2268, 8858120), (2520, 7972308), (2592, 7750855), (2835, 7086496), (3024, 6643590), (3240, 6200684), (3360, 5979231), (3780, 5314872), (4320, 4650513), (4536, 4429060), (5040, 3986154), (5670, 3543248), (6048, 3321795), (6480, 3100342), (7560, 2657436), (9072, 2214530), (10080, 1993077), (11340, 1771624), (12960, 1550171), (15120, 1328718), (18144, 1107265), (22680, 885812), (30240, 664359), (45360, 442906), (90720, 221453)]