72112222

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 142979256

約数和(自身を除く): 70867034

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 107, 161, 182, 214, 299, 322, 529, 598, 637, 749, 1058, 1127, 1274, 1391, 1498, 2093, 2254, 2461, 2782, 3703, 4186, 4922, 5243, 6877, 7406, 9737, 10486, 13754, 14651, 17227, 19474, 25921, 29302, 31993, 34454, 48139, 51842, 56603, 63986, 68159, 96278, 113206, 120589, 136318, 223951, 241178, 336973, 396221, 447902, 673946, 735839, 792442, 1471678, 1567657, 2773547, 3135314, 5150873, 5547094, 10301746, 36056111, 72112222]

約数ペア:

[(1, 72112222), (2, 36056111), (7, 10301746), (13, 5547094), (14, 5150873), (23, 3135314), (26, 2773547), (46, 1567657), (49, 1471678), (91, 792442), (98, 735839), (107, 673946), (161, 447902), (182, 396221), (214, 336973), (299, 241178), (322, 223951), (529, 136318), (598, 120589), (637, 113206), (749, 96278), (1058, 68159), (1127, 63986), (1274, 56603), (1391, 51842), (1498, 48139), (2093, 34454), (2254, 31993), (2461, 29302), (2782, 25921), (3703, 19474), (4186, 17227), (4922, 14651), (5243, 13754), (6877, 10486), (7406, 9737)]