268581040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 779950080

約数和(自身を除く): 511369040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 79, 80, 91, 104, 112, 130, 140, 158, 182, 208, 260, 280, 316, 364, 395, 455, 467, 520, 553, 560, 632, 728, 790, 910, 934, 1027, 1040, 1106, 1264, 1456, 1580, 1820, 1868, 2054, 2212, 2335, 2765, 3160, 3269, 3640, 3736, 4108, 4424, 4670, 5135, 5530, 6071, 6320, 6538, 7189, 7280, 7472, 8216, 8848, 9340, 10270, 11060, 12142, 13076, 14378, 16345, 16432, 18680, 20540, 22120, 24284, 26152, 28756, 30355, 32690, 35945, 36893, 37360, 41080, 42497, 44240, 48568, 52304, 57512, 60710, 65380, 71890, 73786, 82160, 84994, 97136, 115024, 121420, 130760, 143780, 147572, 169988, 184465, 212485, 242840, 258251, 261520, 287560, 295144, 339976, 368930, 424970, 479609, 485680, 516502, 575120, 590288, 679952, 737860, 849940, 959218, 1033004, 1291255, 1475720, 1699880, 1918436, 2066008, 2398045, 2582510, 2951440, 3357263, 3399760, 3836872, 4132016, 4796090, 5165020, 6714526, 7673744, 9592180, 10330040, 13429052, 16786315, 19184360, 20660080, 26858104, 33572630, 38368720, 53716208, 67145260, 134290520, 268581040]

約数ペア:

[(1, 268581040), (2, 134290520), (4, 67145260), (5, 53716208), (7, 38368720), (8, 33572630), (10, 26858104), (13, 20660080), (14, 19184360), (16, 16786315), (20, 13429052), (26, 10330040), (28, 9592180), (35, 7673744), (40, 6714526), (52, 5165020), (56, 4796090), (65, 4132016), (70, 3836872), (79, 3399760), (80, 3357263), (91, 2951440), (104, 2582510), (112, 2398045), (130, 2066008), (140, 1918436), (158, 1699880), (182, 1475720), (208, 1291255), (260, 1033004), (280, 959218), (316, 849940), (364, 737860), (395, 679952), (455, 590288), (467, 575120), (520, 516502), (553, 485680), (560, 479609), (632, 424970), (728, 368930), (790, 339976), (910, 295144), (934, 287560), (1027, 261520), (1040, 258251), (1106, 242840), (1264, 212485), (1456, 184465), (1580, 169988), (1820, 147572), (1868, 143780), (2054, 130760), (2212, 121420), (2335, 115024), (2765, 97136), (3160, 84994), (3269, 82160), (3640, 73786), (3736, 71890), (4108, 65380), (4424, 60710), (4670, 57512), (5135, 52304), (5530, 48568), (6071, 44240), (6320, 42497), (6538, 41080), (7189, 37360), (7280, 36893), (7472, 35945), (8216, 32690), (8848, 30355), (9340, 28756), (10270, 26152), (11060, 24284), (12142, 22120), (13076, 20540), (14378, 18680), (16345, 16432)]