156640275

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3331}}^1$

素因数の和:3377

約数の個数: 72

約数和(自身を含む): 322271040

約数和(自身を除く): 165630765

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 165, 171, 209, 225, 275, 285, 475, 495, 627, 825, 855, 1045, 1425, 1881, 2475, 3135, 3331, 4275, 5225, 9405, 9993, 15675, 16655, 29979, 36641, 47025, 49965, 63289, 83275, 109923, 149895, 183205, 189867, 249825, 316445, 329769, 549615, 569601, 696179, 749475, 916025, 949335, 1582225, 1648845, 2088537, 2748075, 2848005, 3480895, 4746675, 6265611, 8244225, 10442685, 14240025, 17404475, 31328055, 52213425, 156640275]

約数ペア:

[(1, 156640275), (3, 52213425), (5, 31328055), (9, 17404475), (11, 14240025), (15, 10442685), (19, 8244225), (25, 6265611), (33, 4746675), (45, 3480895), (55, 2848005), (57, 2748075), (75, 2088537), (95, 1648845), (99, 1582225), (165, 949335), (171, 916025), (209, 749475), (225, 696179), (275, 569601), (285, 549615), (475, 329769), (495, 316445), (627, 249825), (825, 189867), (855, 183205), (1045, 149895), (1425, 109923), (1881, 83275), (2475, 63289), (3135, 49965), (3331, 47025), (4275, 36641), (5225, 29979), (9405, 16655), (9993, 15675)]