253708560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:806

約数の個数: 240

約数和(自身を含む): 988865280

約数和(自身を除く): 735156720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 112, 120, 126, 140, 142, 144, 168, 180, 210, 213, 240, 252, 280, 284, 315, 336, 355, 360, 420, 426, 497, 504, 560, 568, 630, 639, 709, 710, 720, 840, 852, 994, 1008, 1065, 1136, 1260, 1278, 1418, 1420, 1491, 1680, 1704, 1988, 2127, 2130, 2485, 2520, 2556, 2836, 2840, 2982, 3195, 3408, 3545, 3976, 4254, 4260, 4473, 4963, 4970, 5040, 5112, 5672, 5680, 5964, 6381, 6390, 7090, 7455, 7952, 8508, 8520, 8946, 9926, 9940, 10224, 10635, 11344, 11928, 12762, 12780, 14180, 14889, 14910, 17016, 17040, 17892, 19852, 19880, 21270, 22365, 23856, 24815, 25524, 25560, 28360, 29778, 29820, 31905, 34032, 35784, 39704, 39760, 42540, 44667, 44730, 49630, 50339, 51048, 51120, 56720, 59556, 59640, 63810, 71568, 74445, 79408, 85080, 89334, 89460, 99260, 100678, 102096, 119112, 119280, 127620, 148890, 151017, 170160, 178668, 178920, 198520, 201356, 223335, 238224, 251695, 255240, 297780, 302034, 352373, 357336, 357840, 397040, 402712, 446670, 453051, 503390, 510480, 595560, 604068, 704746, 714672, 755085, 805424, 893340, 906102, 1006780, 1057119, 1191120, 1208136, 1409492, 1510170, 1761865, 1786680, 1812204, 2013560, 2114238, 2265255, 2416272, 2818984, 3020340, 3171357, 3523730, 3573360, 3624408, 4027120, 4228476, 4530510, 5285595, 5637968, 6040680, 6342714, 7047460, 7248816, 8456952, 9061020, 10571190, 12081360, 12685428, 14094920, 15856785, 16913904, 18122040, 21142380, 25370856, 28189840, 31713570, 36244080, 42284760, 50741712, 63427140, 84569520, 126854280, 253708560]

約数ペア:

[(1, 253708560), (2, 126854280), (3, 84569520), (4, 63427140), (5, 50741712), (6, 42284760), (7, 36244080), (8, 31713570), (9, 28189840), (10, 25370856), (12, 21142380), (14, 18122040), (15, 16913904), (16, 15856785), (18, 14094920), (20, 12685428), (21, 12081360), (24, 10571190), (28, 9061020), (30, 8456952), (35, 7248816), (36, 7047460), (40, 6342714), (42, 6040680), (45, 5637968), (48, 5285595), (56, 4530510), (60, 4228476), (63, 4027120), (70, 3624408), (71, 3573360), (72, 3523730), (80, 3171357), (84, 3020340), (90, 2818984), (105, 2416272), (112, 2265255), (120, 2114238), (126, 2013560), (140, 1812204), (142, 1786680), (144, 1761865), (168, 1510170), (180, 1409492), (210, 1208136), (213, 1191120), (240, 1057119), (252, 1006780), (280, 906102), (284, 893340), (315, 805424), (336, 755085), (355, 714672), (360, 704746), (420, 604068), (426, 595560), (497, 510480), (504, 503390), (560, 453051), (568, 446670), (630, 402712), (639, 397040), (709, 357840), (710, 357336), (720, 352373), (840, 302034), (852, 297780), (994, 255240), (1008, 251695), (1065, 238224), (1136, 223335), (1260, 201356), (1278, 198520), (1418, 178920), (1420, 178668), (1491, 170160), (1680, 151017), (1704, 148890), (1988, 127620), (2127, 119280), (2130, 119112), (2485, 102096), (2520, 100678), (2556, 99260), (2836, 89460), (2840, 89334), (2982, 85080), (3195, 79408), (3408, 74445), (3545, 71568), (3976, 63810), (4254, 59640), (4260, 59556), (4473, 56720), (4963, 51120), (4970, 51048), (5040, 50339), (5112, 49630), (5672, 44730), (5680, 44667), (5964, 42540), (6381, 39760), (6390, 39704), (7090, 35784), (7455, 34032), (7952, 31905), (8508, 29820), (8520, 29778), (8946, 28360), (9926, 25560), (9940, 25524), (10224, 24815), (10635, 23856), (11344, 22365), (11928, 21270), (12762, 19880), (12780, 19852), (14180, 17892), (14889, 17040), (14910, 17016)]