278314320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16333}}^1$

素因数の和:16420

約数の個数: 80

約数和(自身を含む): 874979712

約数和(自身を除く): 596665392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 16333, 17040, 32666, 48999, 65332, 81665, 97998, 130664, 163330, 195996, 244995, 261328, 326660, 391992, 489990, 653320, 783984, 979980, 1159643, 1306640, 1959960, 2319286, 3478929, 3919920, 4638572, 5798215, 6957858, 9277144, 11596430, 13915716, 17394645, 18554288, 23192860, 27831432, 34789290, 46385720, 55662864, 69578580, 92771440, 139157160, 278314320]

約数ペア:

[(1, 278314320), (2, 139157160), (3, 92771440), (4, 69578580), (5, 55662864), (6, 46385720), (8, 34789290), (10, 27831432), (12, 23192860), (15, 18554288), (16, 17394645), (20, 13915716), (24, 11596430), (30, 9277144), (40, 6957858), (48, 5798215), (60, 4638572), (71, 3919920), (80, 3478929), (120, 2319286), (142, 1959960), (213, 1306640), (240, 1159643), (284, 979980), (355, 783984), (426, 653320), (568, 489990), (710, 391992), (852, 326660), (1065, 261328), (1136, 244995), (1420, 195996), (1704, 163330), (2130, 130664), (2840, 97998), (3408, 81665), (4260, 65332), (5680, 48999), (8520, 32666), (16333, 17040)]