271781156

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 531410880

約数和(自身を除く): 259629724

約数列:

[1, 2, 4, 23, 29, 43, 46, 58, 86, 92, 103, 116, 172, 206, 412, 529, 667, 989, 1058, 1247, 1334, 1978, 2116, 2369, 2494, 2668, 2987, 3956, 4429, 4738, 4988, 5974, 8858, 9476, 11948, 15341, 17716, 22747, 28681, 30682, 45494, 54487, 57362, 61364, 68701, 90988, 101867, 108974, 114724, 128441, 137402, 203734, 217948, 256882, 274804, 407468, 513764, 659663, 1319326, 1580123, 2342941, 2638652, 2954143, 3160246, 4685882, 5908286, 6320492, 9371764, 11816572, 67945289, 135890578, 271781156]

約数ペア:

[(1, 271781156), (2, 135890578), (4, 67945289), (23, 11816572), (29, 9371764), (43, 6320492), (46, 5908286), (58, 4685882), (86, 3160246), (92, 2954143), (103, 2638652), (116, 2342941), (172, 1580123), (206, 1319326), (412, 659663), (529, 513764), (667, 407468), (989, 274804), (1058, 256882), (1247, 217948), (1334, 203734), (1978, 137402), (2116, 128441), (2369, 114724), (2494, 108974), (2668, 101867), (2987, 90988), (3956, 68701), (4429, 61364), (4738, 57362), (4988, 54487), (5974, 45494), (8858, 30682), (9476, 28681), (11948, 22747), (15341, 17716)]