1948541640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157649}}^1$

素因数の和:157766

約数の個数: 64

約数和(自身を含む): 5902416000

約数和(自身を除く): 3953874360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 157649, 315298, 472947, 630596, 788245, 945894, 1261192, 1576490, 1891788, 2364735, 3152980, 3783576, 4729470, 6305960, 9458940, 16237847, 18917880, 32475694, 48713541, 64951388, 81189235, 97427082, 129902776, 162378470, 194854164, 243567705, 324756940, 389708328, 487135410, 649513880, 974270820, 1948541640]

約数ペア:

[(1, 1948541640), (2, 974270820), (3, 649513880), (4, 487135410), (5, 389708328), (6, 324756940), (8, 243567705), (10, 194854164), (12, 162378470), (15, 129902776), (20, 97427082), (24, 81189235), (30, 64951388), (40, 48713541), (60, 32475694), (103, 18917880), (120, 16237847), (206, 9458940), (309, 6305960), (412, 4729470), (515, 3783576), (618, 3152980), (824, 2364735), (1030, 1891788), (1236, 1576490), (1545, 1261192), (2060, 945894), (2472, 788245), (3090, 630596), (4120, 472947), (6180, 315298), (12360, 157649)]