68180280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3529}}^1$

素因数の和:3573

約数の個数: 128

約数和(自身を含む): 243993600

約数和(自身を除く): 175813320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3529, 3864, 4830, 6440, 7058, 9660, 10587, 14116, 17645, 19320, 21174, 24703, 28232, 35290, 42348, 49406, 52935, 70580, 74109, 81167, 84696, 98812, 105870, 123515, 141160, 148218, 162334, 197624, 211740, 243501, 247030, 296436, 324668, 370545, 405835, 423480, 487002, 494060, 568169, 592872, 649336, 741090, 811670, 974004, 988120, 1136338, 1217505, 1482180, 1623340, 1704507, 1948008, 2272676, 2435010, 2840845, 2964360, 3246680, 3409014, 4545352, 4870020, 5681690, 6818028, 8522535, 9740040, 11363380, 13636056, 17045070, 22726760, 34090140, 68180280]

約数ペア:

[(1, 68180280), (2, 34090140), (3, 22726760), (4, 17045070), (5, 13636056), (6, 11363380), (7, 9740040), (8, 8522535), (10, 6818028), (12, 5681690), (14, 4870020), (15, 4545352), (20, 3409014), (21, 3246680), (23, 2964360), (24, 2840845), (28, 2435010), (30, 2272676), (35, 1948008), (40, 1704507), (42, 1623340), (46, 1482180), (56, 1217505), (60, 1136338), (69, 988120), (70, 974004), (84, 811670), (92, 741090), (105, 649336), (115, 592872), (120, 568169), (138, 494060), (140, 487002), (161, 423480), (168, 405835), (184, 370545), (210, 324668), (230, 296436), (276, 247030), (280, 243501), (322, 211740), (345, 197624), (420, 162334), (460, 148218), (483, 141160), (552, 123515), (644, 105870), (690, 98812), (805, 84696), (840, 81167), (920, 74109), (966, 70580), (1288, 52935), (1380, 49406), (1610, 42348), (1932, 35290), (2415, 28232), (2760, 24703), (3220, 21174), (3529, 19320), (3864, 17645), (4830, 14116), (6440, 10587), (7058, 9660)]