20451266880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{36541}}^1$

素因数の和:36625

約数の個数: 224

約数和(自身を含む): 72174250368

約数和(自身を除く): 51722983488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 53, 55, 60, 64, 66, 80, 88, 96, 106, 110, 120, 132, 159, 160, 165, 176, 192, 212, 220, 240, 264, 265, 318, 320, 330, 352, 424, 440, 480, 528, 530, 583, 636, 660, 704, 795, 848, 880, 960, 1056, 1060, 1166, 1272, 1320, 1590, 1696, 1749, 1760, 2112, 2120, 2332, 2544, 2640, 2915, 3180, 3392, 3498, 3520, 4240, 4664, 5088, 5280, 5830, 6360, 6996, 8480, 8745, 9328, 10176, 10560, 11660, 12720, 13992, 16960, 17490, 18656, 23320, 25440, 27984, 34980, 36541, 37312, 46640, 50880, 55968, 69960, 73082, 93280, 109623, 111936, 139920, 146164, 182705, 186560, 219246, 279840, 292328, 365410, 401951, 438492, 548115, 559680, 584656, 730820, 803902, 876984, 1096230, 1169312, 1205853, 1461640, 1607804, 1753968, 1936673, 2009755, 2192460, 2338624, 2411706, 2923280, 3215608, 3507936, 3873346, 4019510, 4384920, 4823412, 5810019, 5846560, 6029265, 6431216, 7015872, 7746692, 8039020, 8769840, 9646824, 9683365, 11620038, 11693120, 12058530, 12862432, 15493384, 16078040, 17539680, 19293648, 19366730, 21303403, 23240076, 24117060, 25724864, 29050095, 30986768, 32156080, 35079360, 38587296, 38733460, 42606806, 46480152, 48234120, 58100190, 61973536, 63910209, 64312160, 77174592, 77466920, 85213612, 92960304, 96468240, 106517015, 116200380, 123947072, 127820418, 128624320, 154933840, 170427224, 185920608, 192936480, 213034030, 232400760, 255640836, 309867680, 319551045, 340854448, 371841216, 385872960, 426068060, 464801520, 511281672, 619735360, 639102090, 681708896, 852136120, 929603040, 1022563344, 1278204180, 1363417792, 1704272240, 1859206080, 2045126688, 2556408360, 3408544480, 4090253376, 5112816720, 6817088960, 10225633440, 20451266880]

約数ペア:

[(1, 20451266880), (2, 10225633440), (3, 6817088960), (4, 5112816720), (5, 4090253376), (6, 3408544480), (8, 2556408360), (10, 2045126688), (11, 1859206080), (12, 1704272240), (15, 1363417792), (16, 1278204180), (20, 1022563344), (22, 929603040), (24, 852136120), (30, 681708896), (32, 639102090), (33, 619735360), (40, 511281672), (44, 464801520), (48, 426068060), (53, 385872960), (55, 371841216), (60, 340854448), (64, 319551045), (66, 309867680), (80, 255640836), (88, 232400760), (96, 213034030), (106, 192936480), (110, 185920608), (120, 170427224), (132, 154933840), (159, 128624320), (160, 127820418), (165, 123947072), (176, 116200380), (192, 106517015), (212, 96468240), (220, 92960304), (240, 85213612), (264, 77466920), (265, 77174592), (318, 64312160), (320, 63910209), (330, 61973536), (352, 58100190), (424, 48234120), (440, 46480152), (480, 42606806), (528, 38733460), (530, 38587296), (583, 35079360), (636, 32156080), (660, 30986768), (704, 29050095), (795, 25724864), (848, 24117060), (880, 23240076), (960, 21303403), (1056, 19366730), (1060, 19293648), (1166, 17539680), (1272, 16078040), (1320, 15493384), (1590, 12862432), (1696, 12058530), (1749, 11693120), (1760, 11620038), (2112, 9683365), (2120, 9646824), (2332, 8769840), (2544, 8039020), (2640, 7746692), (2915, 7015872), (3180, 6431216), (3392, 6029265), (3498, 5846560), (3520, 5810019), (4240, 4823412), (4664, 4384920), (5088, 4019510), (5280, 3873346), (5830, 3507936), (6360, 3215608), (6996, 2923280), (8480, 2411706), (8745, 2338624), (9328, 2192460), (10176, 2009755), (10560, 1936673), (11660, 1753968), (12720, 1607804), (13992, 1461640), (16960, 1205853), (17490, 1169312), (18656, 1096230), (23320, 876984), (25440, 803902), (27984, 730820), (34980, 584656), (36541, 559680), (37312, 548115), (46640, 438492), (50880, 401951), (55968, 365410), (69960, 292328), (73082, 279840), (93280, 219246), (109623, 186560), (111936, 182705), (139920, 146164)]