468640640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 256

約数和(自身を含む): 1316044800

約数和(自身を除く): 847404160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 62, 64, 65, 79, 80, 92, 104, 115, 124, 128, 130, 155, 158, 160, 184, 208, 230, 248, 260, 299, 310, 316, 320, 368, 395, 403, 416, 460, 496, 520, 598, 620, 632, 640, 713, 736, 790, 806, 832, 920, 992, 1027, 1040, 1196, 1240, 1264, 1426, 1472, 1495, 1580, 1612, 1664, 1817, 1840, 1984, 2015, 2054, 2080, 2392, 2449, 2480, 2528, 2852, 2944, 2990, 3160, 3224, 3565, 3634, 3680, 3968, 4030, 4108, 4160, 4784, 4898, 4960, 5056, 5135, 5704, 5980, 6320, 6448, 7130, 7268, 7360, 8060, 8216, 8320, 9085, 9269, 9568, 9796, 9920, 10112, 10270, 11408, 11960, 12245, 12640, 12896, 14260, 14536, 14720, 16120, 16432, 18170, 18538, 19136, 19592, 19840, 20540, 22816, 23621, 23920, 24490, 25280, 25792, 28520, 29072, 31837, 32240, 32864, 36340, 37076, 38272, 39184, 41080, 45632, 46345, 47242, 47840, 48980, 50560, 51584, 56327, 57040, 58144, 63674, 64480, 65728, 72680, 74152, 78368, 82160, 91264, 92690, 94484, 95680, 97960, 112654, 114080, 116288, 118105, 127348, 128960, 131456, 145360, 148304, 156736, 159185, 164320, 185380, 188968, 191360, 195920, 225308, 228160, 232576, 236210, 254696, 257920, 281635, 290720, 296608, 313472, 318370, 328640, 370760, 377936, 391840, 450616, 456320, 472420, 509392, 563270, 581440, 593216, 636740, 657280, 732251, 741520, 755872, 783680, 901232, 944840, 1018784, 1126540, 1162880, 1186432, 1273480, 1464502, 1483040, 1511744, 1567360, 1802464, 1889680, 2037568, 2253080, 2546960, 2929004, 2966080, 3023488, 3604928, 3661255, 3779360, 4075136, 4506160, 5093920, 5858008, 5932160, 7209856, 7322510, 7558720, 9012320, 10187840, 11716016, 14645020, 15117440, 18024640, 20375680, 23432032, 29290040, 36049280, 46864064, 58580080, 93728128, 117160160, 234320320, 468640640]

約数ペア:

[(1, 468640640), (2, 234320320), (4, 117160160), (5, 93728128), (8, 58580080), (10, 46864064), (13, 36049280), (16, 29290040), (20, 23432032), (23, 20375680), (26, 18024640), (31, 15117440), (32, 14645020), (40, 11716016), (46, 10187840), (52, 9012320), (62, 7558720), (64, 7322510), (65, 7209856), (79, 5932160), (80, 5858008), (92, 5093920), (104, 4506160), (115, 4075136), (124, 3779360), (128, 3661255), (130, 3604928), (155, 3023488), (158, 2966080), (160, 2929004), (184, 2546960), (208, 2253080), (230, 2037568), (248, 1889680), (260, 1802464), (299, 1567360), (310, 1511744), (316, 1483040), (320, 1464502), (368, 1273480), (395, 1186432), (403, 1162880), (416, 1126540), (460, 1018784), (496, 944840), (520, 901232), (598, 783680), (620, 755872), (632, 741520), (640, 732251), (713, 657280), (736, 636740), (790, 593216), (806, 581440), (832, 563270), (920, 509392), (992, 472420), (1027, 456320), (1040, 450616), (1196, 391840), (1240, 377936), (1264, 370760), (1426, 328640), (1472, 318370), (1495, 313472), (1580, 296608), (1612, 290720), (1664, 281635), (1817, 257920), (1840, 254696), (1984, 236210), (2015, 232576), (2054, 228160), (2080, 225308), (2392, 195920), (2449, 191360), (2480, 188968), (2528, 185380), (2852, 164320), (2944, 159185), (2990, 156736), (3160, 148304), (3224, 145360), (3565, 131456), (3634, 128960), (3680, 127348), (3968, 118105), (4030, 116288), (4108, 114080), (4160, 112654), (4784, 97960), (4898, 95680), (4960, 94484), (5056, 92690), (5135, 91264), (5704, 82160), (5980, 78368), (6320, 74152), (6448, 72680), (7130, 65728), (7268, 64480), (7360, 63674), (8060, 58144), (8216, 57040), (8320, 56327), (9085, 51584), (9269, 50560), (9568, 48980), (9796, 47840), (9920, 47242), (10112, 46345), (10270, 45632), (11408, 41080), (11960, 39184), (12245, 38272), (12640, 37076), (12896, 36340), (14260, 32864), (14536, 32240), (14720, 31837), (16120, 29072), (16432, 28520), (18170, 25792), (18538, 25280), (19136, 24490), (19592, 23920), (19840, 23621), (20540, 22816)]