128698680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97499}}^1$

素因数の和:97524

約数の個数: 64

約数和(自身を含む): 421200000

約数和(自身を除く): 292501320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 97499, 194998, 292497, 389996, 487495, 584994, 779992, 974990, 1072489, 1169988, 1462485, 1949980, 2144978, 2339976, 2924970, 3217467, 3899960, 4289956, 5362445, 5849940, 6434934, 8579912, 10724890, 11699880, 12869868, 16087335, 21449780, 25739736, 32174670, 42899560, 64349340, 128698680]

約数ペア:

[(1, 128698680), (2, 64349340), (3, 42899560), (4, 32174670), (5, 25739736), (6, 21449780), (8, 16087335), (10, 12869868), (11, 11699880), (12, 10724890), (15, 8579912), (20, 6434934), (22, 5849940), (24, 5362445), (30, 4289956), (33, 3899960), (40, 3217467), (44, 2924970), (55, 2339976), (60, 2144978), (66, 1949980), (88, 1462485), (110, 1169988), (120, 1072489), (132, 974990), (165, 779992), (220, 584994), (264, 487495), (330, 389996), (440, 292497), (660, 194998), (1320, 97499)]