131618340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{104459}}^1$

素因数の和:104481

約数の個数: 72

約数和(自身を含む): 456281280

約数和(自身を除く): 324662940

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, 104459, 208918, 313377, 417836, 522295, 626754, 731213, 940131, 1044590, 1253508, 1462426, 1566885, 1880262, 2089180, 2193639, 2924852, 3133770, 3656065, 3760524, 4387278, 4700655, 6267540, 6580917, 7312130, 8774556, 9401310, 10968195, 13161834, 14624260, 18802620, 21936390, 26323668, 32904585, 43872780, 65809170, 131618340]

約数ペア:

[(1, 131618340), (2, 65809170), (3, 43872780), (4, 32904585), (5, 26323668), (6, 21936390), (7, 18802620), (9, 14624260), (10, 13161834), (12, 10968195), (14, 9401310), (15, 8774556), (18, 7312130), (20, 6580917), (21, 6267540), (28, 4700655), (30, 4387278), (35, 3760524), (36, 3656065), (42, 3133770), (45, 2924852), (60, 2193639), (63, 2089180), (70, 1880262), (84, 1566885), (90, 1462426), (105, 1253508), (126, 1044590), (140, 940131), (180, 731213), (210, 626754), (252, 522295), (315, 417836), (420, 313377), (630, 208918), (1260, 104459)]