78222760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 222393600

約数和(自身を除く): 144170840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 109, 110, 140, 154, 218, 220, 233, 280, 308, 385, 436, 440, 466, 545, 616, 763, 770, 872, 932, 1090, 1165, 1199, 1526, 1540, 1631, 1864, 2180, 2330, 2398, 2563, 3052, 3080, 3262, 3815, 4360, 4660, 4796, 5126, 5995, 6104, 6524, 7630, 8155, 8393, 9320, 9592, 10252, 11990, 12815, 13048, 15260, 16310, 16786, 17941, 20504, 23980, 25397, 25630, 30520, 32620, 33572, 35882, 41965, 47960, 50794, 51260, 65240, 67144, 71764, 83930, 89705, 101588, 102520, 126985, 143528, 167860, 177779, 179410, 203176, 253970, 279367, 335720, 355558, 358820, 507940, 558734, 711116, 717640, 888895, 1015880, 1117468, 1396835, 1422232, 1777790, 1955569, 2234936, 2793670, 3555580, 3911138, 5587340, 7111160, 7822276, 9777845, 11174680, 15644552, 19555690, 39111380, 78222760]

約数ペア:

[(1, 78222760), (2, 39111380), (4, 19555690), (5, 15644552), (7, 11174680), (8, 9777845), (10, 7822276), (11, 7111160), (14, 5587340), (20, 3911138), (22, 3555580), (28, 2793670), (35, 2234936), (40, 1955569), (44, 1777790), (55, 1422232), (56, 1396835), (70, 1117468), (77, 1015880), (88, 888895), (109, 717640), (110, 711116), (140, 558734), (154, 507940), (218, 358820), (220, 355558), (233, 335720), (280, 279367), (308, 253970), (385, 203176), (436, 179410), (440, 177779), (466, 167860), (545, 143528), (616, 126985), (763, 102520), (770, 101588), (872, 89705), (932, 83930), (1090, 71764), (1165, 67144), (1199, 65240), (1526, 51260), (1540, 50794), (1631, 47960), (1864, 41965), (2180, 35882), (2330, 33572), (2398, 32620), (2563, 30520), (3052, 25630), (3080, 25397), (3262, 23980), (3815, 20504), (4360, 17941), (4660, 16786), (4796, 16310), (5126, 15260), (5995, 13048), (6104, 12815), (6524, 11990), (7630, 10252), (8155, 9592), (8393, 9320)]