728752970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1621}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 1477084032

約数和(自身を除く): 748331062

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 67, 110, 122, 134, 305, 335, 610, 670, 671, 737, 1342, 1474, 1621, 3242, 3355, 3685, 4087, 6710, 7370, 8105, 8174, 16210, 17831, 20435, 35662, 40870, 44957, 89155, 89914, 98881, 108607, 178310, 197762, 217214, 224785, 449570, 494405, 543035, 988810, 1086070, 1087691, 1194677, 2175382, 2389354, 5438455, 5973385, 6625027, 10876910, 11946770, 13250054, 33125135, 66250270, 72875297, 145750594, 364376485, 728752970]

約数ペア:

[(1, 728752970), (2, 364376485), (5, 145750594), (10, 72875297), (11, 66250270), (22, 33125135), (55, 13250054), (61, 11946770), (67, 10876910), (110, 6625027), (122, 5973385), (134, 5438455), (305, 2389354), (335, 2175382), (610, 1194677), (670, 1087691), (671, 1086070), (737, 988810), (1342, 543035), (1474, 494405), (1621, 449570), (3242, 224785), (3355, 217214), (3685, 197762), (4087, 178310), (6710, 108607), (7370, 98881), (8105, 89914), (8174, 89155), (16210, 44957), (17831, 40870), (20435, 35662)]