138815280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{192799}}^1$

素因数の和:192818

約数の個数: 60

約数和(自身を含む): 466190400

約数和(自身を除く): 327375120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 192799, 385598, 578397, 771196, 963995, 1156794, 1542392, 1735191, 1927990, 2313588, 2891985, 3084784, 3470382, 3855980, 4627176, 5783970, 6940764, 7711960, 8675955, 9254352, 11567940, 13881528, 15423920, 17351910, 23135880, 27763056, 34703820, 46271760, 69407640, 138815280]

約数ペア:

[(1, 138815280), (2, 69407640), (3, 46271760), (4, 34703820), (5, 27763056), (6, 23135880), (8, 17351910), (9, 15423920), (10, 13881528), (12, 11567940), (15, 9254352), (16, 8675955), (18, 7711960), (20, 6940764), (24, 5783970), (30, 4627176), (36, 3855980), (40, 3470382), (45, 3084784), (48, 2891985), (60, 2313588), (72, 1927990), (80, 1735191), (90, 1542392), (120, 1156794), (144, 963995), (180, 771196), (240, 578397), (360, 385598), (720, 192799)]