28910520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8923}}^1$

素因数の和:8946

約数の個数: 80

約数和(自身を含む): 97182360

約数和(自身を除く): 68271840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 8923, 17846, 26769, 35692, 44615, 53538, 71384, 80307, 89230, 107076, 133845, 160614, 178460, 214152, 240921, 267690, 321228, 356920, 401535, 481842, 535380, 642456, 722763, 803070, 963684, 1070760, 1204605, 1445526, 1606140, 1927368, 2409210, 2891052, 3212280, 3613815, 4818420, 5782104, 7227630, 9636840, 14455260, 28910520]

約数ペア:

[(1, 28910520), (2, 14455260), (3, 9636840), (4, 7227630), (5, 5782104), (6, 4818420), (8, 3613815), (9, 3212280), (10, 2891052), (12, 2409210), (15, 1927368), (18, 1606140), (20, 1445526), (24, 1204605), (27, 1070760), (30, 963684), (36, 803070), (40, 722763), (45, 642456), (54, 535380), (60, 481842), (72, 401535), (81, 356920), (90, 321228), (108, 267690), (120, 240921), (135, 214152), (162, 178460), (180, 160614), (216, 133845), (270, 107076), (324, 89230), (360, 80307), (405, 71384), (540, 53538), (648, 44615), (810, 35692), (1080, 26769), (1620, 17846), (3240, 8923)]