31517970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 83203200

約数和(自身を除く): 51685230

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 149, 165, 298, 330, 447, 641, 745, 894, 1282, 1490, 1639, 1923, 2235, 3205, 3278, 3846, 4470, 4917, 6410, 7051, 8195, 9615, 9834, 14102, 16390, 19230, 21153, 24585, 35255, 42306, 49170, 70510, 95509, 105765, 191018, 211530, 286527, 477545, 573054, 955090, 1050599, 1432635, 2101198, 2865270, 3151797, 5252995, 6303594, 10505990, 15758985, 31517970]

約数ペア:

[(1, 31517970), (2, 15758985), (3, 10505990), (5, 6303594), (6, 5252995), (10, 3151797), (11, 2865270), (15, 2101198), (22, 1432635), (30, 1050599), (33, 955090), (55, 573054), (66, 477545), (110, 286527), (149, 211530), (165, 191018), (298, 105765), (330, 95509), (447, 70510), (641, 49170), (745, 42306), (894, 35255), (1282, 24585), (1490, 21153), (1639, 19230), (1923, 16390), (2235, 14102), (3205, 9834), (3278, 9615), (3846, 8195), (4470, 7051), (4917, 6410)]