260434720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:643

約数の個数: 192

約数和(自身を含む): 783046656

約数和(自身を除く): 522611936

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 364, 403, 416, 434, 455, 496, 520, 560, 577, 620, 728, 806, 868, 910, 992, 1040, 1085, 1120, 1154, 1240, 1456, 1612, 1736, 1820, 2015, 2080, 2170, 2308, 2480, 2821, 2885, 2912, 3224, 3472, 3640, 4030, 4039, 4340, 4616, 4960, 5642, 5770, 6448, 6944, 7280, 7501, 8060, 8078, 8680, 9232, 11284, 11540, 12896, 14105, 14560, 15002, 16120, 16156, 17360, 17887, 18464, 20195, 22568, 23080, 28210, 30004, 32240, 32312, 34720, 35774, 37505, 40390, 45136, 46160, 52507, 56420, 60008, 64480, 64624, 71548, 75010, 80780, 89435, 90272, 92320, 105014, 112840, 120016, 125209, 129248, 143096, 150020, 161560, 178870, 210028, 225680, 232531, 240032, 250418, 262535, 286192, 300040, 323120, 357740, 420056, 451360, 465062, 500836, 525070, 572384, 600080, 626045, 646240, 715480, 840112, 930124, 1001672, 1050140, 1162655, 1200160, 1252090, 1430960, 1627717, 1680224, 1860248, 2003344, 2100280, 2325310, 2504180, 2861920, 3255434, 3720496, 4006688, 4200560, 4650620, 5008360, 6510868, 7440992, 8138585, 8401120, 9301240, 10016720, 13021736, 16277170, 18602480, 20033440, 26043472, 32554340, 37204960, 52086944, 65108680, 130217360, 260434720]

約数ペア:

[(1, 260434720), (2, 130217360), (4, 65108680), (5, 52086944), (7, 37204960), (8, 32554340), (10, 26043472), (13, 20033440), (14, 18602480), (16, 16277170), (20, 13021736), (26, 10016720), (28, 9301240), (31, 8401120), (32, 8138585), (35, 7440992), (40, 6510868), (52, 5008360), (56, 4650620), (62, 4200560), (65, 4006688), (70, 3720496), (80, 3255434), (91, 2861920), (104, 2504180), (112, 2325310), (124, 2100280), (130, 2003344), (140, 1860248), (155, 1680224), (160, 1627717), (182, 1430960), (208, 1252090), (217, 1200160), (224, 1162655), (248, 1050140), (260, 1001672), (280, 930124), (310, 840112), (364, 715480), (403, 646240), (416, 626045), (434, 600080), (455, 572384), (496, 525070), (520, 500836), (560, 465062), (577, 451360), (620, 420056), (728, 357740), (806, 323120), (868, 300040), (910, 286192), (992, 262535), (1040, 250418), (1085, 240032), (1120, 232531), (1154, 225680), (1240, 210028), (1456, 178870), (1612, 161560), (1736, 150020), (1820, 143096), (2015, 129248), (2080, 125209), (2170, 120016), (2308, 112840), (2480, 105014), (2821, 92320), (2885, 90272), (2912, 89435), (3224, 80780), (3472, 75010), (3640, 71548), (4030, 64624), (4039, 64480), (4340, 60008), (4616, 56420), (4960, 52507), (5642, 46160), (5770, 45136), (6448, 40390), (6944, 37505), (7280, 35774), (7501, 34720), (8060, 32312), (8078, 32240), (8680, 30004), (9232, 28210), (11284, 23080), (11540, 22568), (12896, 20195), (14105, 18464), (14560, 17887), (15002, 17360), (16120, 16156)]