38121720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3525

約数の個数: 128

約数和(自身を含む): 140797440

約数和(自身を除く): 102675720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3491, 3640, 5460, 6982, 10473, 10920, 13964, 17455, 20946, 24437, 27928, 34910, 41892, 45383, 48874, 52365, 69820, 73311, 83784, 90766, 97748, 104730, 122185, 136149, 139640, 146622, 181532, 195496, 209460, 226915, 244370, 272298, 293244, 317681, 363064, 366555, 418920, 453830, 488740, 544596, 586488, 635362, 680745, 733110, 907660, 953043, 977480, 1089192, 1270724, 1361490, 1466220, 1588405, 1815320, 1906086, 2541448, 2722980, 2932440, 3176810, 3812172, 4765215, 5445960, 6353620, 7624344, 9530430, 12707240, 19060860, 38121720]

約数ペア:

[(1, 38121720), (2, 19060860), (3, 12707240), (4, 9530430), (5, 7624344), (6, 6353620), (7, 5445960), (8, 4765215), (10, 3812172), (12, 3176810), (13, 2932440), (14, 2722980), (15, 2541448), (20, 1906086), (21, 1815320), (24, 1588405), (26, 1466220), (28, 1361490), (30, 1270724), (35, 1089192), (39, 977480), (40, 953043), (42, 907660), (52, 733110), (56, 680745), (60, 635362), (65, 586488), (70, 544596), (78, 488740), (84, 453830), (91, 418920), (104, 366555), (105, 363064), (120, 317681), (130, 293244), (140, 272298), (156, 244370), (168, 226915), (182, 209460), (195, 195496), (210, 181532), (260, 146622), (273, 139640), (280, 136149), (312, 122185), (364, 104730), (390, 97748), (420, 90766), (455, 83784), (520, 73311), (546, 69820), (728, 52365), (780, 48874), (840, 45383), (910, 41892), (1092, 34910), (1365, 27928), (1560, 24437), (1820, 20946), (2184, 17455), (2730, 13964), (3491, 10920), (3640, 10473), (5460, 6982)]