68660550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:403

約数の個数: 144

約数和(自身を含む): 214486272

約数和(自身を除く): 145825722

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 71, 75, 90, 105, 126, 142, 150, 175, 210, 213, 225, 307, 315, 350, 355, 426, 450, 497, 525, 614, 630, 639, 710, 921, 994, 1050, 1065, 1278, 1491, 1535, 1575, 1775, 1842, 2130, 2149, 2485, 2763, 2982, 3070, 3150, 3195, 3550, 4298, 4473, 4605, 4970, 5325, 5526, 6390, 6447, 7455, 7675, 8946, 9210, 10650, 10745, 12425, 12894, 13815, 14910, 15350, 15975, 19341, 21490, 21797, 22365, 23025, 24850, 27630, 31950, 32235, 37275, 38682, 43594, 44730, 46050, 53725, 64470, 65391, 69075, 74550, 96705, 107450, 108985, 111825, 130782, 138150, 152579, 161175, 193410, 196173, 217970, 223650, 305158, 322350, 326955, 392346, 457737, 483525, 544925, 653910, 762895, 915474, 967050, 980865, 1089850, 1373211, 1525790, 1634775, 1961730, 2288685, 2746422, 3269550, 3814475, 4577370, 4904325, 6866055, 7628950, 9808650, 11443425, 13732110, 22886850, 34330275, 68660550]

約数ペア:

[(1, 68660550), (2, 34330275), (3, 22886850), (5, 13732110), (6, 11443425), (7, 9808650), (9, 7628950), (10, 6866055), (14, 4904325), (15, 4577370), (18, 3814475), (21, 3269550), (25, 2746422), (30, 2288685), (35, 1961730), (42, 1634775), (45, 1525790), (50, 1373211), (63, 1089850), (70, 980865), (71, 967050), (75, 915474), (90, 762895), (105, 653910), (126, 544925), (142, 483525), (150, 457737), (175, 392346), (210, 326955), (213, 322350), (225, 305158), (307, 223650), (315, 217970), (350, 196173), (355, 193410), (426, 161175), (450, 152579), (497, 138150), (525, 130782), (614, 111825), (630, 108985), (639, 107450), (710, 96705), (921, 74550), (994, 69075), (1050, 65391), (1065, 64470), (1278, 53725), (1491, 46050), (1535, 44730), (1575, 43594), (1775, 38682), (1842, 37275), (2130, 32235), (2149, 31950), (2485, 27630), (2763, 24850), (2982, 23025), (3070, 22365), (3150, 21797), (3195, 21490), (3550, 19341), (4298, 15975), (4473, 15350), (4605, 14910), (4970, 13815), (5325, 12894), (5526, 12425), (6390, 10745), (6447, 10650), (7455, 9210), (7675, 8946)]