220198260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{5569}}^1$

素因数の和:6240

約数の個数: 48

約数和(自身を含む): 617601600

約数和(自身を除く): 397403340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 659, 1318, 1977, 2636, 3295, 3954, 5569, 6590, 7908, 9885, 11138, 13180, 16707, 19770, 22276, 27845, 33414, 39540, 55690, 66828, 83535, 111380, 167070, 334140, 3669971, 7339942, 11009913, 14679884, 18349855, 22019826, 36699710, 44039652, 55049565, 73399420, 110099130, 220198260]

約数ペア:

[(1, 220198260), (2, 110099130), (3, 73399420), (4, 55049565), (5, 44039652), (6, 36699710), (10, 22019826), (12, 18349855), (15, 14679884), (20, 11009913), (30, 7339942), (60, 3669971), (659, 334140), (1318, 167070), (1977, 111380), (2636, 83535), (3295, 66828), (3954, 55690), (5569, 39540), (6590, 33414), (7908, 27845), (9885, 22276), (11138, 19770), (13180, 16707)]