254017400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:874

約数の個数: 192

約数和(自身を含む): 770575680

約数和(自身を除く): 516558280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 25, 26, 28, 34, 35, 40, 50, 52, 56, 65, 68, 70, 85, 91, 100, 104, 119, 130, 136, 140, 170, 175, 182, 200, 221, 238, 260, 280, 325, 340, 350, 364, 425, 442, 455, 476, 520, 595, 650, 680, 700, 728, 821, 850, 884, 910, 952, 1105, 1190, 1300, 1400, 1547, 1642, 1700, 1768, 1820, 2210, 2275, 2380, 2600, 2975, 3094, 3284, 3400, 3640, 4105, 4420, 4550, 4760, 5525, 5747, 5950, 6188, 6568, 7735, 8210, 8840, 9100, 10673, 11050, 11494, 11900, 12376, 13957, 15470, 16420, 18200, 20525, 21346, 22100, 22988, 23800, 27914, 28735, 30940, 32840, 38675, 41050, 42692, 44200, 45976, 53365, 55828, 57470, 61880, 69785, 74711, 77350, 82100, 85384, 97699, 106730, 111656, 114940, 139570, 143675, 149422, 154700, 164200, 181441, 195398, 213460, 229880, 266825, 279140, 287350, 298844, 309400, 348925, 362882, 373555, 390796, 426920, 488495, 533650, 558280, 574700, 597688, 697850, 725764, 747110, 781592, 907205, 976990, 1067300, 1149400, 1270087, 1395700, 1451528, 1494220, 1814410, 1867775, 1953980, 2134600, 2442475, 2540174, 2791400, 2988440, 3628820, 3735550, 3907960, 4536025, 4884950, 5080348, 6350435, 7257640, 7471100, 9072050, 9769900, 10160696, 12700870, 14942200, 18144100, 19539800, 25401740, 31752175, 36288200, 50803480, 63504350, 127008700, 254017400]

約数ペア:

[(1, 254017400), (2, 127008700), (4, 63504350), (5, 50803480), (7, 36288200), (8, 31752175), (10, 25401740), (13, 19539800), (14, 18144100), (17, 14942200), (20, 12700870), (25, 10160696), (26, 9769900), (28, 9072050), (34, 7471100), (35, 7257640), (40, 6350435), (50, 5080348), (52, 4884950), (56, 4536025), (65, 3907960), (68, 3735550), (70, 3628820), (85, 2988440), (91, 2791400), (100, 2540174), (104, 2442475), (119, 2134600), (130, 1953980), (136, 1867775), (140, 1814410), (170, 1494220), (175, 1451528), (182, 1395700), (200, 1270087), (221, 1149400), (238, 1067300), (260, 976990), (280, 907205), (325, 781592), (340, 747110), (350, 725764), (364, 697850), (425, 597688), (442, 574700), (455, 558280), (476, 533650), (520, 488495), (595, 426920), (650, 390796), (680, 373555), (700, 362882), (728, 348925), (821, 309400), (850, 298844), (884, 287350), (910, 279140), (952, 266825), (1105, 229880), (1190, 213460), (1300, 195398), (1400, 181441), (1547, 164200), (1642, 154700), (1700, 149422), (1768, 143675), (1820, 139570), (2210, 114940), (2275, 111656), (2380, 106730), (2600, 97699), (2975, 85384), (3094, 82100), (3284, 77350), (3400, 74711), (3640, 69785), (4105, 61880), (4420, 57470), (4550, 55828), (4760, 53365), (5525, 45976), (5747, 44200), (5950, 42692), (6188, 41050), (6568, 38675), (7735, 32840), (8210, 30940), (8840, 28735), (9100, 27914), (10673, 23800), (11050, 22988), (11494, 22100), (11900, 21346), (12376, 20525), (13957, 18200), (15470, 16420)]