128430396

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{733}}^1$

素因数の和:931

約数の個数: 72

約数和(自身を含む): 337710464

約数和(自身を除く): 209280068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 157, 186, 279, 314, 372, 471, 558, 628, 733, 942, 1116, 1413, 1466, 1884, 2199, 2826, 2932, 4398, 4867, 5652, 6597, 8796, 9734, 13194, 14601, 19468, 22723, 26388, 29202, 43803, 45446, 58404, 68169, 87606, 90892, 115081, 136338, 175212, 204507, 230162, 272676, 345243, 409014, 460324, 690486, 818028, 1035729, 1380972, 2071458, 3567511, 4142916, 7135022, 10702533, 14270044, 21405066, 32107599, 42810132, 64215198, 128430396]

約数ペア:

[(1, 128430396), (2, 64215198), (3, 42810132), (4, 32107599), (6, 21405066), (9, 14270044), (12, 10702533), (18, 7135022), (31, 4142916), (36, 3567511), (62, 2071458), (93, 1380972), (124, 1035729), (157, 818028), (186, 690486), (279, 460324), (314, 409014), (372, 345243), (471, 272676), (558, 230162), (628, 204507), (733, 175212), (942, 136338), (1116, 115081), (1413, 90892), (1466, 87606), (1884, 68169), (2199, 58404), (2826, 45446), (2932, 43803), (4398, 29202), (4867, 26388), (5652, 22723), (6597, 19468), (8796, 14601), (9734, 13194)]