51797340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 192

約数和(自身を含む): 187729920

約数和(自身を除く): 135932580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 71, 84, 90, 105, 108, 126, 135, 140, 142, 180, 189, 193, 210, 213, 252, 270, 284, 315, 355, 378, 386, 420, 426, 497, 540, 579, 630, 639, 710, 756, 772, 852, 945, 965, 994, 1065, 1158, 1260, 1278, 1351, 1420, 1491, 1737, 1890, 1917, 1930, 1988, 2130, 2316, 2485, 2556, 2702, 2895, 2982, 3195, 3474, 3780, 3834, 3860, 4053, 4260, 4473, 4970, 5211, 5404, 5790, 5964, 6390, 6755, 6948, 7455, 7668, 8106, 8685, 8946, 9585, 9940, 10422, 11580, 12159, 12780, 13419, 13510, 13703, 14910, 16212, 17370, 17892, 19170, 20265, 20844, 22365, 24318, 26055, 26838, 27020, 27406, 29820, 34740, 36477, 38340, 40530, 41109, 44730, 48636, 52110, 53676, 54812, 60795, 67095, 68515, 72954, 81060, 82218, 89460, 95921, 104220, 121590, 123327, 134190, 137030, 145908, 164436, 182385, 191842, 205545, 243180, 246654, 268380, 274060, 287763, 364770, 369981, 383684, 411090, 479605, 493308, 575526, 616635, 729540, 739962, 822180, 863289, 959210, 1151052, 1233270, 1438815, 1479924, 1726578, 1849905, 1918420, 2466540, 2589867, 2877630, 3453156, 3699810, 4316445, 5179734, 5755260, 7399620, 8632890, 10359468, 12949335, 17265780, 25898670, 51797340]

約数ペア:

[(1, 51797340), (2, 25898670), (3, 17265780), (4, 12949335), (5, 10359468), (6, 8632890), (7, 7399620), (9, 5755260), (10, 5179734), (12, 4316445), (14, 3699810), (15, 3453156), (18, 2877630), (20, 2589867), (21, 2466540), (27, 1918420), (28, 1849905), (30, 1726578), (35, 1479924), (36, 1438815), (42, 1233270), (45, 1151052), (54, 959210), (60, 863289), (63, 822180), (70, 739962), (71, 729540), (84, 616635), (90, 575526), (105, 493308), (108, 479605), (126, 411090), (135, 383684), (140, 369981), (142, 364770), (180, 287763), (189, 274060), (193, 268380), (210, 246654), (213, 243180), (252, 205545), (270, 191842), (284, 182385), (315, 164436), (355, 145908), (378, 137030), (386, 134190), (420, 123327), (426, 121590), (497, 104220), (540, 95921), (579, 89460), (630, 82218), (639, 81060), (710, 72954), (756, 68515), (772, 67095), (852, 60795), (945, 54812), (965, 53676), (994, 52110), (1065, 48636), (1158, 44730), (1260, 41109), (1278, 40530), (1351, 38340), (1420, 36477), (1491, 34740), (1737, 29820), (1890, 27406), (1917, 27020), (1930, 26838), (1988, 26055), (2130, 24318), (2316, 22365), (2485, 20844), (2556, 20265), (2702, 19170), (2895, 17892), (2982, 17370), (3195, 16212), (3474, 14910), (3780, 13703), (3834, 13510), (3860, 13419), (4053, 12780), (4260, 12159), (4473, 11580), (4970, 10422), (5211, 9940), (5404, 9585), (5790, 8946), (5964, 8685), (6390, 8106), (6755, 7668), (6948, 7455)]