27988472960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{145289}}^1$

素因数の和:145358

約数の個数: 128

約数和(自身を含む): 78247382400

約数和(自身を除く): 50258909440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 640, 688, 860, 896, 1120, 1204, 1376, 1505, 1720, 2240, 2408, 2752, 3010, 3440, 4480, 4816, 5504, 6020, 6880, 9632, 12040, 13760, 19264, 24080, 27520, 38528, 48160, 96320, 145289, 192640, 290578, 581156, 726445, 1017023, 1162312, 1452890, 2034046, 2324624, 2905780, 4068092, 4649248, 5085115, 5811560, 6247427, 8136184, 9298496, 10170230, 11623120, 12494854, 16272368, 18596992, 20340460, 23246240, 24989708, 31237135, 32544736, 40680920, 43731989, 46492480, 49979416, 62474270, 65089472, 81361840, 87463978, 92984960, 99958832, 124948540, 130178944, 162723680, 174927956, 199917664, 218659945, 249897080, 325447360, 349855912, 399835328, 437319890, 499794160, 650894720, 699711824, 799670656, 874639780, 999588320, 1399423648, 1749279560, 1999176640, 2798847296, 3498559120, 3998353280, 5597694592, 6997118240, 13994236480, 27988472960]

約数ペア:

[(1, 27988472960), (2, 13994236480), (4, 6997118240), (5, 5597694592), (7, 3998353280), (8, 3498559120), (10, 2798847296), (14, 1999176640), (16, 1749279560), (20, 1399423648), (28, 999588320), (32, 874639780), (35, 799670656), (40, 699711824), (43, 650894720), (56, 499794160), (64, 437319890), (70, 399835328), (80, 349855912), (86, 325447360), (112, 249897080), (128, 218659945), (140, 199917664), (160, 174927956), (172, 162723680), (215, 130178944), (224, 124948540), (280, 99958832), (301, 92984960), (320, 87463978), (344, 81361840), (430, 65089472), (448, 62474270), (560, 49979416), (602, 46492480), (640, 43731989), (688, 40680920), (860, 32544736), (896, 31237135), (1120, 24989708), (1204, 23246240), (1376, 20340460), (1505, 18596992), (1720, 16272368), (2240, 12494854), (2408, 11623120), (2752, 10170230), (3010, 9298496), (3440, 8136184), (4480, 6247427), (4816, 5811560), (5504, 5085115), (6020, 4649248), (6880, 4068092), (9632, 2905780), (12040, 2324624), (13760, 2034046), (19264, 1452890), (24080, 1162312), (27520, 1017023), (38528, 726445), (48160, 581156), (96320, 290578), (145289, 192640)]