68037680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 167132160

約数和(自身を除く): 99094480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 103, 115, 184, 206, 230, 359, 368, 412, 460, 515, 718, 824, 920, 1030, 1436, 1648, 1795, 1840, 2060, 2369, 2872, 3590, 4120, 4738, 5744, 7180, 8240, 8257, 9476, 11845, 14360, 16514, 18952, 23690, 28720, 33028, 36977, 37904, 41285, 47380, 66056, 73954, 82570, 94760, 132112, 147908, 165140, 184885, 189520, 295816, 330280, 369770, 591632, 660560, 739540, 850471, 1479080, 1700942, 2958160, 3401884, 4252355, 6803768, 8504710, 13607536, 17009420, 34018840, 68037680]

約数ペア:

[(1, 68037680), (2, 34018840), (4, 17009420), (5, 13607536), (8, 8504710), (10, 6803768), (16, 4252355), (20, 3401884), (23, 2958160), (40, 1700942), (46, 1479080), (80, 850471), (92, 739540), (103, 660560), (115, 591632), (184, 369770), (206, 330280), (230, 295816), (359, 189520), (368, 184885), (412, 165140), (460, 147908), (515, 132112), (718, 94760), (824, 82570), (920, 73954), (1030, 66056), (1436, 47380), (1648, 41285), (1795, 37904), (1840, 36977), (2060, 33028), (2369, 28720), (2872, 23690), (3590, 18952), (4120, 16514), (4738, 14360), (5744, 11845), (7180, 9476), (8240, 8257)]