205399530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{108677}}^1$

素因数の和:108700

約数の個数: 64

約数和(自身を含む): 625985280

約数和(自身を除く): 420585750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 108677, 217354, 326031, 543385, 652062, 760739, 978093, 1086770, 1521478, 1630155, 1956186, 2282217, 2934279, 3260310, 3803695, 4564434, 4890465, 5868558, 6846651, 7607390, 9780930, 11411085, 13693302, 14671395, 20539953, 22822170, 29342790, 34233255, 41079906, 68466510, 102699765, 205399530]

約数ペア:

[(1, 205399530), (2, 102699765), (3, 68466510), (5, 41079906), (6, 34233255), (7, 29342790), (9, 22822170), (10, 20539953), (14, 14671395), (15, 13693302), (18, 11411085), (21, 9780930), (27, 7607390), (30, 6846651), (35, 5868558), (42, 4890465), (45, 4564434), (54, 3803695), (63, 3260310), (70, 2934279), (90, 2282217), (105, 1956186), (126, 1630155), (135, 1521478), (189, 1086770), (210, 978093), (270, 760739), (315, 652062), (378, 543385), (630, 326031), (945, 217354), (1890, 108677)]