347405940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{275719}}^1$

素因数の和:275741

約数の個数: 72

約数和(自身を含む): 1204344960

約数和(自身を除く): 856939020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 275719, 551438, 827157, 1102876, 1378595, 1654314, 1930033, 2481471, 2757190, 3308628, 3860066, 4135785, 4962942, 5514380, 5790099, 7720132, 8271570, 9650165, 9925884, 11580198, 12407355, 16543140, 17370297, 19300330, 23160396, 24814710, 28950495, 34740594, 38600660, 49629420, 57900990, 69481188, 86851485, 115801980, 173702970, 347405940]

約数ペア:

[(1, 347405940), (2, 173702970), (3, 115801980), (4, 86851485), (5, 69481188), (6, 57900990), (7, 49629420), (9, 38600660), (10, 34740594), (12, 28950495), (14, 24814710), (15, 23160396), (18, 19300330), (20, 17370297), (21, 16543140), (28, 12407355), (30, 11580198), (35, 9925884), (36, 9650165), (42, 8271570), (45, 7720132), (60, 5790099), (63, 5514380), (70, 4962942), (84, 4135785), (90, 3860066), (105, 3308628), (126, 2757190), (140, 2481471), (180, 1930033), (210, 1654314), (252, 1378595), (315, 1102876), (420, 827157), (630, 551438), (1260, 275719)]