78665160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1319}}^1$

素因数の和:1411

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 195050040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1319, 1420, 1491, 1704, 1988, 2130, 2485, 2638, 2840, 2982, 3957, 3976, 4260, 4970, 5276, 5964, 6595, 7455, 7914, 8520, 9233, 9940, 10552, 11928, 13190, 14910, 15828, 18466, 19785, 19880, 26380, 27699, 29820, 31656, 36932, 39570, 46165, 52760, 55398, 59640, 73864, 79140, 92330, 93649, 110796, 138495, 158280, 184660, 187298, 221592, 276990, 280947, 369320, 374596, 468245, 553980, 561894, 655543, 749192, 936490, 1107960, 1123788, 1311086, 1404735, 1872980, 1966629, 2247576, 2622172, 2809470, 3277715, 3745960, 3933258, 5244344, 5618940, 6555430, 7866516, 9833145, 11237880, 13110860, 15733032, 19666290, 26221720, 39332580, 78665160]

約数ペア:

[(1, 78665160), (2, 39332580), (3, 26221720), (4, 19666290), (5, 15733032), (6, 13110860), (7, 11237880), (8, 9833145), (10, 7866516), (12, 6555430), (14, 5618940), (15, 5244344), (20, 3933258), (21, 3745960), (24, 3277715), (28, 2809470), (30, 2622172), (35, 2247576), (40, 1966629), (42, 1872980), (56, 1404735), (60, 1311086), (70, 1123788), (71, 1107960), (84, 936490), (105, 749192), (120, 655543), (140, 561894), (142, 553980), (168, 468245), (210, 374596), (213, 369320), (280, 280947), (284, 276990), (355, 221592), (420, 187298), (426, 184660), (497, 158280), (568, 138495), (710, 110796), (840, 93649), (852, 92330), (994, 79140), (1065, 73864), (1319, 59640), (1420, 55398), (1491, 52760), (1704, 46165), (1988, 39570), (2130, 36932), (2485, 31656), (2638, 29820), (2840, 27699), (2982, 26380), (3957, 19880), (3976, 19785), (4260, 18466), (4970, 15828), (5276, 14910), (5964, 13190), (6595, 11928), (7455, 10552), (7914, 9940), (8520, 9233)]