131398680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8233}}^1$

素因数の和:8273

約数の個数: 128

約数和(自身を含む): 474278400

約数和(自身を除く): 342879720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 8233, 15960, 16466, 24699, 32932, 41165, 49398, 57631, 65864, 82330, 98796, 115262, 123495, 156427, 164660, 172893, 197592, 230524, 246990, 288155, 312854, 329320, 345786, 461048, 469281, 493980, 576310, 625708, 691572, 782135, 864465, 938562, 987960, 1094989, 1152620, 1251416, 1383144, 1564270, 1728930, 1877124, 2189978, 2305240, 2346405, 3128540, 3284967, 3457860, 3754248, 4379956, 4692810, 5474945, 6257080, 6569934, 6915720, 8759912, 9385620, 10949890, 13139868, 16424835, 18771240, 21899780, 26279736, 32849670, 43799560, 65699340, 131398680]

約数ペア:

[(1, 131398680), (2, 65699340), (3, 43799560), (4, 32849670), (5, 26279736), (6, 21899780), (7, 18771240), (8, 16424835), (10, 13139868), (12, 10949890), (14, 9385620), (15, 8759912), (19, 6915720), (20, 6569934), (21, 6257080), (24, 5474945), (28, 4692810), (30, 4379956), (35, 3754248), (38, 3457860), (40, 3284967), (42, 3128540), (56, 2346405), (57, 2305240), (60, 2189978), (70, 1877124), (76, 1728930), (84, 1564270), (95, 1383144), (105, 1251416), (114, 1152620), (120, 1094989), (133, 987960), (140, 938562), (152, 864465), (168, 782135), (190, 691572), (210, 625708), (228, 576310), (266, 493980), (280, 469281), (285, 461048), (380, 345786), (399, 329320), (420, 312854), (456, 288155), (532, 246990), (570, 230524), (665, 197592), (760, 172893), (798, 164660), (840, 156427), (1064, 123495), (1140, 115262), (1330, 98796), (1596, 82330), (1995, 65864), (2280, 57631), (2660, 49398), (3192, 41165), (3990, 32932), (5320, 24699), (7980, 16466), (8233, 15960)]