149601970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1087

約数の個数: 64

約数和(自身を含む): 322486272

約数和(自身を除く): 172884302

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 71, 142, 155, 217, 310, 355, 434, 497, 710, 971, 994, 1085, 1942, 2170, 2201, 2485, 4402, 4855, 4970, 6797, 9710, 11005, 13594, 15407, 22010, 30101, 30814, 33985, 60202, 67970, 68941, 77035, 137882, 150505, 154070, 210707, 301010, 344705, 421414, 482587, 689410, 965174, 1053535, 2107070, 2137171, 2412935, 4274342, 4825870, 10685855, 14960197, 21371710, 29920394, 74800985, 149601970]

約数ペア:

[(1, 149601970), (2, 74800985), (5, 29920394), (7, 21371710), (10, 14960197), (14, 10685855), (31, 4825870), (35, 4274342), (62, 2412935), (70, 2137171), (71, 2107070), (142, 1053535), (155, 965174), (217, 689410), (310, 482587), (355, 421414), (434, 344705), (497, 301010), (710, 210707), (971, 154070), (994, 150505), (1085, 137882), (1942, 77035), (2170, 68941), (2201, 67970), (2485, 60202), (4402, 33985), (4855, 30814), (4970, 30101), (6797, 22010), (9710, 15407), (11005, 13594)]