20942014080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{4259}}^1$

素因数の和:4491

約数の個数: 256

約数和(自身を含む): 72269366400

約数和(自身を除く): 51327352320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 197, 208, 240, 260, 312, 320, 384, 390, 394, 416, 480, 520, 591, 624, 640, 780, 788, 832, 960, 985, 1040, 1182, 1248, 1560, 1576, 1664, 1920, 1970, 2080, 2364, 2496, 2561, 2955, 3120, 3152, 3940, 4160, 4259, 4728, 4992, 5122, 5910, 6240, 6304, 7683, 7880, 8320, 8518, 9456, 10244, 11820, 12480, 12608, 12777, 12805, 15366, 15760, 17036, 18912, 20488, 21295, 23640, 24960, 25216, 25554, 25610, 30732, 31520, 34072, 37824, 38415, 40976, 42590, 47280, 51108, 51220, 55367, 61464, 63040, 63885, 68144, 75648, 76830, 81952, 85180, 94560, 102216, 102440, 110734, 122928, 126080, 127770, 136288, 153660, 163904, 166101, 170360, 189120, 204432, 204880, 221468, 245856, 255540, 272576, 276835, 307320, 327808, 332202, 340720, 378240, 408864, 409760, 442936, 491712, 511080, 545152, 553670, 614640, 664404, 681440, 817728, 819520, 830505, 839023, 885872, 983424, 1022160, 1107340, 1229280, 1328808, 1362880, 1635456, 1639040, 1661010, 1678046, 1771744, 2044320, 2214680, 2458560, 2517069, 2657616, 2725760, 3322020, 3356092, 3543488, 4088640, 4195115, 4429360, 4917120, 5034138, 5315232, 6644040, 6712184, 7086976, 8177280, 8390230, 8858720, 10068276, 10630464, 10907299, 12585345, 13288080, 13424368, 16780460, 17717440, 20136552, 21260928, 21814598, 25170690, 26576160, 26848736, 32721897, 33560920, 35434880, 40273104, 43629196, 50341380, 53152320, 53697472, 54536495, 65443794, 67121840, 80546208, 87258392, 100682760, 106304640, 107394944, 109072990, 130887588, 134243680, 161092416, 163609485, 174516784, 201365520, 218145980, 261775176, 268487360, 322184832, 327218970, 349033568, 402731040, 436291960, 523550352, 536974720, 654437940, 698067136, 805462080, 872583920, 1047100704, 1308875880, 1396134272, 1610924160, 1745167840, 2094201408, 2617751760, 3490335680, 4188402816, 5235503520, 6980671360, 10471007040, 20942014080]

約数ペア:

[(1, 20942014080), (2, 10471007040), (3, 6980671360), (4, 5235503520), (5, 4188402816), (6, 3490335680), (8, 2617751760), (10, 2094201408), (12, 1745167840), (13, 1610924160), (15, 1396134272), (16, 1308875880), (20, 1047100704), (24, 872583920), (26, 805462080), (30, 698067136), (32, 654437940), (39, 536974720), (40, 523550352), (48, 436291960), (52, 402731040), (60, 349033568), (64, 327218970), (65, 322184832), (78, 268487360), (80, 261775176), (96, 218145980), (104, 201365520), (120, 174516784), (128, 163609485), (130, 161092416), (156, 134243680), (160, 130887588), (192, 109072990), (195, 107394944), (197, 106304640), (208, 100682760), (240, 87258392), (260, 80546208), (312, 67121840), (320, 65443794), (384, 54536495), (390, 53697472), (394, 53152320), (416, 50341380), (480, 43629196), (520, 40273104), (591, 35434880), (624, 33560920), (640, 32721897), (780, 26848736), (788, 26576160), (832, 25170690), (960, 21814598), (985, 21260928), (1040, 20136552), (1182, 17717440), (1248, 16780460), (1560, 13424368), (1576, 13288080), (1664, 12585345), (1920, 10907299), (1970, 10630464), (2080, 10068276), (2364, 8858720), (2496, 8390230), (2561, 8177280), (2955, 7086976), (3120, 6712184), (3152, 6644040), (3940, 5315232), (4160, 5034138), (4259, 4917120), (4728, 4429360), (4992, 4195115), (5122, 4088640), (5910, 3543488), (6240, 3356092), (6304, 3322020), (7683, 2725760), (7880, 2657616), (8320, 2517069), (8518, 2458560), (9456, 2214680), (10244, 2044320), (11820, 1771744), (12480, 1678046), (12608, 1661010), (12777, 1639040), (12805, 1635456), (15366, 1362880), (15760, 1328808), (17036, 1229280), (18912, 1107340), (20488, 1022160), (21295, 983424), (23640, 885872), (24960, 839023), (25216, 830505), (25554, 819520), (25610, 817728), (30732, 681440), (31520, 664404), (34072, 614640), (37824, 553670), (38415, 545152), (40976, 511080), (42590, 491712), (47280, 442936), (51108, 409760), (51220, 408864), (55367, 378240), (61464, 340720), (63040, 332202), (63885, 327808), (68144, 307320), (75648, 276835), (76830, 272576), (81952, 255540), (85180, 245856), (94560, 221468), (102216, 204880), (102440, 204432), (110734, 189120), (122928, 170360), (126080, 166101), (127770, 163904), (136288, 153660)]