72628740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5683}}^1$

素因数の和:5769

約数の個数: 72

約数和(自身を含む): 223449408

約数和(自身を除く): 150820668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 5683, 6390, 11366, 12780, 17049, 22732, 28415, 34098, 51147, 56830, 68196, 85245, 102294, 113660, 170490, 204588, 255735, 340980, 403493, 511470, 806986, 1022940, 1210479, 1613972, 2017465, 2420958, 3631437, 4034930, 4841916, 6052395, 7262874, 8069860, 12104790, 14525748, 18157185, 24209580, 36314370, 72628740]

約数ペア:

[(1, 72628740), (2, 36314370), (3, 24209580), (4, 18157185), (5, 14525748), (6, 12104790), (9, 8069860), (10, 7262874), (12, 6052395), (15, 4841916), (18, 4034930), (20, 3631437), (30, 2420958), (36, 2017465), (45, 1613972), (60, 1210479), (71, 1022940), (90, 806986), (142, 511470), (180, 403493), (213, 340980), (284, 255735), (355, 204588), (426, 170490), (639, 113660), (710, 102294), (852, 85245), (1065, 68196), (1278, 56830), (1420, 51147), (2130, 34098), (2556, 28415), (3195, 22732), (4260, 17049), (5683, 12780), (6390, 11366)]