64717239.000000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 351267840

約数和(自身を除く): 231921300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 197, 230, 276, 345, 394, 439, 460, 591, 690, 788, 878, 985, 1182, 1317, 1380, 1756, 1970, 2195, 2364, 2634, 2955, 3940, 4390, 4531, 5268, 5910, 6585, 8780, 9062, 10097, 11820, 13170, 13593, 18124, 20194, 22655, 26340, 27186, 30291, 40388, 45310, 50485, 54372, 60582, 67965, 86483, 90620, 100970, 121164, 135930, 151455, 172966, 201940, 259449, 271860, 302910, 345932, 432415, 518898, 605820, 864830, 1037796, 1297245, 1729660, 1989109, 2594490, 3978218, 5188980, 5967327, 7956436, 9945545, 11934654, 19891090, 23869308, 29836635, 39782180, 59673270, 119346540]

約数ペア:

[(1, 119346540), (2, 59673270), (3, 39782180), (4, 29836635), (5, 23869308), (6, 19891090), (10, 11934654), (12, 9945545), (15, 7956436), (20, 5967327), (23, 5188980), (30, 3978218), (46, 2594490), (60, 1989109), (69, 1729660), (92, 1297245), (115, 1037796), (138, 864830), (197, 605820), (230, 518898), (276, 432415), (345, 345932), (394, 302910), (439, 271860), (460, 259449), (591, 201940), (690, 172966), (788, 151455), (878, 135930), (985, 121164), (1182, 100970), (1317, 90620), (1380, 86483), (1756, 67965), (1970, 60582), (2195, 54372), (2364, 50485), (2634, 45310), (2955, 40388), (3940, 30291), (4390, 27186), (4531, 26340), (5268, 22655), (5910, 20194), (6585, 18124), (8780, 13593), (9062, 13170), (10097, 11820)]