8121870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 80

約数和(自身を含む): 22511808

約数和(自身を除く): 14389938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 111, 135, 162, 185, 222, 270, 271, 333, 370, 405, 542, 555, 666, 810, 813, 999, 1110, 1355, 1626, 1665, 1998, 2439, 2710, 2997, 3330, 4065, 4878, 4995, 5994, 7317, 8130, 9990, 10027, 12195, 14634, 14985, 20054, 21951, 24390, 29970, 30081, 36585, 43902, 50135, 60162, 73170, 90243, 100270, 109755, 150405, 180486, 219510, 270729, 300810, 451215, 541458, 812187, 902430, 1353645, 1624374, 2707290, 4060935, 8121870]

約数ペア:

[(1, 8121870), (2, 4060935), (3, 2707290), (5, 1624374), (6, 1353645), (9, 902430), (10, 812187), (15, 541458), (18, 451215), (27, 300810), (30, 270729), (37, 219510), (45, 180486), (54, 150405), (74, 109755), (81, 100270), (90, 90243), (111, 73170), (135, 60162), (162, 50135), (185, 43902), (222, 36585), (270, 30081), (271, 29970), (333, 24390), (370, 21951), (405, 20054), (542, 14985), (555, 14634), (666, 12195), (810, 10027), (813, 9990), (999, 8130), (1110, 7317), (1355, 5994), (1626, 4995), (1665, 4878), (1998, 4065), (2439, 3330), (2710, 2997)]