661097760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3109}}^1$

素因数の和:3570

約数の個数: 96

約数和(自身を含む): 2087830080

約数和(自身を除く): 1426732320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 443, 480, 886, 1329, 1772, 2215, 2658, 3109, 3544, 4430, 5316, 6218, 6645, 7088, 8860, 9327, 10632, 12436, 13290, 14176, 15545, 17720, 18654, 21264, 24872, 26580, 31090, 35440, 37308, 42528, 46635, 49744, 53160, 62180, 70880, 74616, 93270, 99488, 106320, 124360, 149232, 186540, 212640, 248720, 298464, 373080, 497440, 746160, 1377287, 1492320, 2754574, 4131861, 5509148, 6886435, 8263722, 11018296, 13772870, 16527444, 20659305, 22036592, 27545740, 33054888, 41318610, 44073184, 55091480, 66109776, 82637220, 110182960, 132219552, 165274440, 220365920, 330548880, 661097760]

約数ペア:

[(1, 661097760), (2, 330548880), (3, 220365920), (4, 165274440), (5, 132219552), (6, 110182960), (8, 82637220), (10, 66109776), (12, 55091480), (15, 44073184), (16, 41318610), (20, 33054888), (24, 27545740), (30, 22036592), (32, 20659305), (40, 16527444), (48, 13772870), (60, 11018296), (80, 8263722), (96, 6886435), (120, 5509148), (160, 4131861), (240, 2754574), (443, 1492320), (480, 1377287), (886, 746160), (1329, 497440), (1772, 373080), (2215, 298464), (2658, 248720), (3109, 212640), (3544, 186540), (4430, 149232), (5316, 124360), (6218, 106320), (6645, 99488), (7088, 93270), (8860, 74616), (9327, 70880), (10632, 62180), (12436, 53160), (13290, 49744), (14176, 46635), (15545, 42528), (17720, 37308), (18654, 35440), (21264, 31090), (24872, 26580)]