339939820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{8263}}^1$

素因数の和:8311

約数の個数: 72

約数和(自身を含む): 830928672

約数和(自身を除く): 490988852

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4114, 8228, 8263, 10285, 16526, 20570, 33052, 41140, 41315, 82630, 90893, 140471, 165260, 181786, 280942, 363572, 454465, 561884, 702355, 908930, 999823, 1404710, 1545181, 1817860, 1999646, 2809420, 3090362, 3999292, 4999115, 6180724, 7725905, 9998230, 15451810, 16996991, 19996460, 30903620, 33993982, 67987964, 84984955, 169969910, 339939820]

約数ペア:

[(1, 339939820), (2, 169969910), (4, 84984955), (5, 67987964), (10, 33993982), (11, 30903620), (17, 19996460), (20, 16996991), (22, 15451810), (34, 9998230), (44, 7725905), (55, 6180724), (68, 4999115), (85, 3999292), (110, 3090362), (121, 2809420), (170, 1999646), (187, 1817860), (220, 1545181), (242, 1404710), (340, 999823), (374, 908930), (484, 702355), (605, 561884), (748, 454465), (935, 363572), (1210, 280942), (1870, 181786), (2057, 165260), (2420, 140471), (3740, 90893), (4114, 82630), (8228, 41315), (8263, 41140), (10285, 33052), (16526, 20570)]