619915212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{31139}}^1$

素因数の和:31235

約数の個数: 72

約数和(自身を含む): 1813593600

約数和(自身を除く): 1193678388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 4977, 6636, 9954, 19908, 31139, 62278, 93417, 124556, 186834, 217973, 280251, 373668, 435946, 560502, 653919, 871892, 1121004, 1307838, 1961757, 2459981, 2615676, 3923514, 4919962, 7379943, 7847028, 9839924, 14759886, 17219867, 22139829, 29519772, 34439734, 44279658, 51659601, 68879468, 88559316, 103319202, 154978803, 206638404, 309957606, 619915212]

約数ペア:

[(1, 619915212), (2, 309957606), (3, 206638404), (4, 154978803), (6, 103319202), (7, 88559316), (9, 68879468), (12, 51659601), (14, 44279658), (18, 34439734), (21, 29519772), (28, 22139829), (36, 17219867), (42, 14759886), (63, 9839924), (79, 7847028), (84, 7379943), (126, 4919962), (158, 3923514), (237, 2615676), (252, 2459981), (316, 1961757), (474, 1307838), (553, 1121004), (711, 871892), (948, 653919), (1106, 560502), (1422, 435946), (1659, 373668), (2212, 280251), (2844, 217973), (3318, 186834), (4977, 124556), (6636, 93417), (9954, 62278), (19908, 31139)]