251471040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6389}}^1$

素因数の和:6450

約数の個数: 112

約数和(自身を含む): 818022240

約数和(自身を除く): 566551200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6389, 6560, 7872, 9840, 12778, 13120, 19167, 19680, 25556, 31945, 38334, 39360, 51112, 63890, 76668, 95835, 102224, 127780, 153336, 191670, 204448, 255560, 261949, 306672, 383340, 408896, 511120, 523898, 613344, 766680, 785847, 1022240, 1047796, 1226688, 1309745, 1533360, 1571694, 2044480, 2095592, 2619490, 3066720, 3143388, 3929235, 4191184, 5238980, 6133440, 6286776, 7858470, 8382368, 10477960, 12573552, 15716940, 16764736, 20955920, 25147104, 31433880, 41911840, 50294208, 62867760, 83823680, 125735520, 251471040]

約数ペア:

[(1, 251471040), (2, 125735520), (3, 83823680), (4, 62867760), (5, 50294208), (6, 41911840), (8, 31433880), (10, 25147104), (12, 20955920), (15, 16764736), (16, 15716940), (20, 12573552), (24, 10477960), (30, 8382368), (32, 7858470), (40, 6286776), (41, 6133440), (48, 5238980), (60, 4191184), (64, 3929235), (80, 3143388), (82, 3066720), (96, 2619490), (120, 2095592), (123, 2044480), (160, 1571694), (164, 1533360), (192, 1309745), (205, 1226688), (240, 1047796), (246, 1022240), (320, 785847), (328, 766680), (410, 613344), (480, 523898), (492, 511120), (615, 408896), (656, 383340), (820, 306672), (960, 261949), (984, 255560), (1230, 204448), (1312, 191670), (1640, 153336), (1968, 127780), (2460, 102224), (2624, 95835), (3280, 76668), (3936, 63890), (4920, 51112), (6389, 39360), (6560, 38334), (7872, 31945), (9840, 25556), (12778, 19680), (13120, 19167)]