1283921940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179821}}^1$

素因数の和:179857

約数の個数: 96

約数和(自身を含む): 4350253824

約数和(自身を除く): 3066331884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 179821, 359642, 539463, 719284, 899105, 1078926, 1258747, 1798210, 2157852, 2517494, 2697315, 3056957, 3596420, 3776241, 5034988, 5394630, 6113914, 6293735, 7552482, 9170871, 10789260, 12227828, 12587470, 15104964, 15284785, 18341742, 18881205, 21398699, 25174940, 30569570, 36683484, 37762410, 42797398, 45854355, 61139140, 64196097, 75524820, 85594796, 91708710, 106993495, 128392194, 183417420, 213986990, 256784388, 320980485, 427973980, 641960970, 1283921940]

約数ペア:

[(1, 1283921940), (2, 641960970), (3, 427973980), (4, 320980485), (5, 256784388), (6, 213986990), (7, 183417420), (10, 128392194), (12, 106993495), (14, 91708710), (15, 85594796), (17, 75524820), (20, 64196097), (21, 61139140), (28, 45854355), (30, 42797398), (34, 37762410), (35, 36683484), (42, 30569570), (51, 25174940), (60, 21398699), (68, 18881205), (70, 18341742), (84, 15284785), (85, 15104964), (102, 12587470), (105, 12227828), (119, 10789260), (140, 9170871), (170, 7552482), (204, 6293735), (210, 6113914), (238, 5394630), (255, 5034988), (340, 3776241), (357, 3596420), (420, 3056957), (476, 2697315), (510, 2517494), (595, 2157852), (714, 1798210), (1020, 1258747), (1190, 1078926), (1428, 899105), (1785, 719284), (2380, 539463), (3570, 359642), (7140, 179821)]