290437996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1399}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 558835200

約数和(自身を除く): 268397204

約数列:

[1, 2, 4, 17, 34, 43, 68, 71, 86, 142, 172, 284, 731, 1207, 1399, 1462, 2414, 2798, 2924, 3053, 4828, 5596, 6106, 12212, 23783, 47566, 51901, 60157, 95132, 99329, 103802, 120314, 198658, 207604, 240628, 397316, 1022669, 1688593, 2045338, 3377186, 4090676, 4271147, 6754372, 8542294, 17084588, 72609499, 145218998, 290437996]

約数ペア:

[(1, 290437996), (2, 145218998), (4, 72609499), (17, 17084588), (34, 8542294), (43, 6754372), (68, 4271147), (71, 4090676), (86, 3377186), (142, 2045338), (172, 1688593), (284, 1022669), (731, 397316), (1207, 240628), (1399, 207604), (1462, 198658), (2414, 120314), (2798, 103802), (2924, 99329), (3053, 95132), (4828, 60157), (5596, 51901), (6106, 47566), (12212, 23783)]