459921280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 1388016000

約数和(自身を除く): 928094720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 53, 56, 64, 65, 70, 80, 91, 104, 106, 112, 128, 130, 140, 149, 160, 182, 208, 212, 224, 260, 265, 280, 298, 320, 364, 371, 416, 424, 448, 455, 520, 530, 560, 596, 640, 689, 728, 742, 745, 832, 848, 896, 910, 1040, 1043, 1060, 1120, 1192, 1378, 1456, 1484, 1490, 1664, 1696, 1820, 1855, 1937, 2080, 2086, 2120, 2240, 2384, 2756, 2912, 2968, 2980, 3392, 3445, 3640, 3710, 3874, 4160, 4172, 4240, 4480, 4768, 4823, 5215, 5512, 5824, 5936, 5960, 6784, 6890, 7280, 7420, 7748, 7897, 8320, 8344, 8480, 9536, 9646, 9685, 10430, 11024, 11648, 11872, 11920, 13559, 13780, 14560, 14840, 15496, 15794, 16688, 16960, 19072, 19292, 19370, 20860, 22048, 23744, 23840, 24115, 27118, 27560, 29120, 29680, 30992, 31588, 33376, 33920, 38584, 38740, 39485, 41720, 44096, 47488, 47680, 48230, 54236, 55120, 55279, 58240, 59360, 61984, 63176, 66752, 67795, 77168, 77480, 78970, 83440, 88192, 95360, 96460, 102661, 108472, 110240, 110558, 118720, 123968, 126352, 133504, 135590, 154336, 154960, 157940, 166880, 192920, 205322, 216944, 220480, 221116, 237440, 247936, 252704, 271180, 276395, 308672, 309920, 315880, 333760, 385840, 410644, 433888, 440960, 442232, 505408, 513305, 542360, 552790, 617344, 619840, 631760, 667520, 718627, 771680, 821288, 867776, 884464, 1010816, 1026610, 1084720, 1105580, 1239680, 1263520, 1437254, 1543360, 1642576, 1735552, 1768928, 2053220, 2169440, 2211160, 2527040, 2874508, 3086720, 3285152, 3537856, 3593135, 4106440, 4338880, 4422320, 5054080, 5749016, 6570304, 7075712, 7186270, 8212880, 8677760, 8844640, 11498032, 13140608, 14372540, 16425760, 17689280, 22996064, 28745080, 32851520, 35378560, 45992128, 57490160, 65703040, 91984256, 114980320, 229960640, 459921280]

約数ペア:

[(1, 459921280), (2, 229960640), (4, 114980320), (5, 91984256), (7, 65703040), (8, 57490160), (10, 45992128), (13, 35378560), (14, 32851520), (16, 28745080), (20, 22996064), (26, 17689280), (28, 16425760), (32, 14372540), (35, 13140608), (40, 11498032), (52, 8844640), (53, 8677760), (56, 8212880), (64, 7186270), (65, 7075712), (70, 6570304), (80, 5749016), (91, 5054080), (104, 4422320), (106, 4338880), (112, 4106440), (128, 3593135), (130, 3537856), (140, 3285152), (149, 3086720), (160, 2874508), (182, 2527040), (208, 2211160), (212, 2169440), (224, 2053220), (260, 1768928), (265, 1735552), (280, 1642576), (298, 1543360), (320, 1437254), (364, 1263520), (371, 1239680), (416, 1105580), (424, 1084720), (448, 1026610), (455, 1010816), (520, 884464), (530, 867776), (560, 821288), (596, 771680), (640, 718627), (689, 667520), (728, 631760), (742, 619840), (745, 617344), (832, 552790), (848, 542360), (896, 513305), (910, 505408), (1040, 442232), (1043, 440960), (1060, 433888), (1120, 410644), (1192, 385840), (1378, 333760), (1456, 315880), (1484, 309920), (1490, 308672), (1664, 276395), (1696, 271180), (1820, 252704), (1855, 247936), (1937, 237440), (2080, 221116), (2086, 220480), (2120, 216944), (2240, 205322), (2384, 192920), (2756, 166880), (2912, 157940), (2968, 154960), (2980, 154336), (3392, 135590), (3445, 133504), (3640, 126352), (3710, 123968), (3874, 118720), (4160, 110558), (4172, 110240), (4240, 108472), (4480, 102661), (4768, 96460), (4823, 95360), (5215, 88192), (5512, 83440), (5824, 78970), (5936, 77480), (5960, 77168), (6784, 67795), (6890, 66752), (7280, 63176), (7420, 61984), (7748, 59360), (7897, 58240), (8320, 55279), (8344, 55120), (8480, 54236), (9536, 48230), (9646, 47680), (9685, 47488), (10430, 44096), (11024, 41720), (11648, 39485), (11872, 38740), (11920, 38584), (13559, 33920), (13780, 33376), (14560, 31588), (14840, 30992), (15496, 29680), (15794, 29120), (16688, 27560), (16960, 27118), (19072, 24115), (19292, 23840), (19370, 23744), (20860, 22048)]