289507980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{130409}}^1$

素因数の和:130458

約数の個数: 48

約数和(自身を含む): 832537440

約数和(自身を除く): 543029460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 130409, 260818, 391227, 521636, 652045, 782454, 1304090, 1564908, 1956135, 2608180, 3912270, 4825133, 7824540, 9650266, 14475399, 19300532, 24125665, 28950798, 48251330, 57901596, 72376995, 96502660, 144753990, 289507980]

約数ペア:

[(1, 289507980), (2, 144753990), (3, 96502660), (4, 72376995), (5, 57901596), (6, 48251330), (10, 28950798), (12, 24125665), (15, 19300532), (20, 14475399), (30, 9650266), (37, 7824540), (60, 4825133), (74, 3912270), (111, 2608180), (148, 1956135), (185, 1564908), (222, 1304090), (370, 782454), (444, 652045), (555, 521636), (740, 391227), (1110, 260818), (2220, 130409)]