2148930

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{379}}^1$

素因数の和:405

約数の個数: 80

約数和(自身を含む): 6621120

約数和(自身を除く): 4472190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 379, 405, 567, 630, 758, 810, 945, 1134, 1137, 1890, 1895, 2274, 2653, 2835, 3411, 3790, 5306, 5670, 5685, 6822, 7959, 10233, 11370, 13265, 15918, 17055, 20466, 23877, 26530, 30699, 34110, 39795, 47754, 51165, 61398, 71631, 79590, 102330, 119385, 143262, 153495, 214893, 238770, 306990, 358155, 429786, 716310, 1074465, 2148930]

約数ペア:

[(1, 2148930), (2, 1074465), (3, 716310), (5, 429786), (6, 358155), (7, 306990), (9, 238770), (10, 214893), (14, 153495), (15, 143262), (18, 119385), (21, 102330), (27, 79590), (30, 71631), (35, 61398), (42, 51165), (45, 47754), (54, 39795), (63, 34110), (70, 30699), (81, 26530), (90, 23877), (105, 20466), (126, 17055), (135, 15918), (162, 13265), (189, 11370), (210, 10233), (270, 7959), (315, 6822), (378, 5685), (379, 5670), (405, 5306), (567, 3790), (630, 3411), (758, 2835), (810, 2653), (945, 2274), (1134, 1895), (1137, 1890)]