642660456

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{6997}}^1$

素因数の和:7138

約数の個数: 64

約数和(自身を含む): 1662724800

約数和(自身を除く): 1020064344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 89, 129, 172, 178, 258, 267, 344, 356, 516, 534, 712, 1032, 1068, 2136, 3827, 6997, 7654, 11481, 13994, 15308, 20991, 22962, 27988, 30616, 41982, 45924, 55976, 83964, 91848, 167928, 300871, 601742, 622733, 902613, 1203484, 1245466, 1805226, 1868199, 2406968, 2490932, 3610452, 3736398, 4981864, 7220904, 7472796, 14945592, 26777519, 53555038, 80332557, 107110076, 160665114, 214220152, 321330228, 642660456]

約数ペア:

[(1, 642660456), (2, 321330228), (3, 214220152), (4, 160665114), (6, 107110076), (8, 80332557), (12, 53555038), (24, 26777519), (43, 14945592), (86, 7472796), (89, 7220904), (129, 4981864), (172, 3736398), (178, 3610452), (258, 2490932), (267, 2406968), (344, 1868199), (356, 1805226), (516, 1245466), (534, 1203484), (712, 902613), (1032, 622733), (1068, 601742), (2136, 300871), (3827, 167928), (6997, 91848), (7654, 83964), (11481, 55976), (13994, 45924), (15308, 41982), (20991, 30616), (22962, 27988)]