209568659280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1778417}}^1$

素因数の和:1778924

約数の個数: 80

約数和(自身を含む): 650986352064

約数和(自身を除く): 441417692784

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 491, 982, 1473, 1964, 2455, 2946, 3928, 4910, 5892, 7365, 7856, 9820, 11784, 14730, 19640, 23568, 29460, 39280, 58920, 117840, 1778417, 3556834, 5335251, 7113668, 8892085, 10670502, 14227336, 17784170, 21341004, 26676255, 28454672, 35568340, 42682008, 53352510, 71136680, 85364016, 106705020, 142273360, 213410040, 426820080, 873202747, 1746405494, 2619608241, 3492810988, 4366013735, 5239216482, 6985621976, 8732027470, 10478432964, 13098041205, 13971243952, 17464054940, 20956865928, 26196082410, 34928109880, 41913731856, 52392164820, 69856219760, 104784329640, 209568659280]

約数ペア:

[(1, 209568659280), (2, 104784329640), (3, 69856219760), (4, 52392164820), (5, 41913731856), (6, 34928109880), (8, 26196082410), (10, 20956865928), (12, 17464054940), (15, 13971243952), (16, 13098041205), (20, 10478432964), (24, 8732027470), (30, 6985621976), (40, 5239216482), (48, 4366013735), (60, 3492810988), (80, 2619608241), (120, 1746405494), (240, 873202747), (491, 426820080), (982, 213410040), (1473, 142273360), (1964, 106705020), (2455, 85364016), (2946, 71136680), (3928, 53352510), (4910, 42682008), (5892, 35568340), (7365, 28454672), (7856, 26676255), (9820, 21341004), (11784, 17784170), (14730, 14227336), (19640, 10670502), (23568, 8892085), (29460, 7113668), (39280, 5335251), (58920, 3556834), (117840, 1778417)]