19970052120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18490789}}^1$

素因数の和:18490809

約数の個数: 64

約数和(自身を含む): 66566844000

約数和(自身を除く): 46596791880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18490789, 36981578, 55472367, 73963156, 92453945, 110944734, 147926312, 166417101, 184907890, 221889468, 277361835, 332834202, 369815780, 443778936, 499251303, 554723670, 665668404, 739631560, 832085505, 998502606, 1109447340, 1331336808, 1664171010, 1997005212, 2218894680, 2496256515, 3328342020, 3994010424, 4992513030, 6656684040, 9985026060, 19970052120]

約数ペア:

[(1, 19970052120), (2, 9985026060), (3, 6656684040), (4, 4992513030), (5, 3994010424), (6, 3328342020), (8, 2496256515), (9, 2218894680), (10, 1997005212), (12, 1664171010), (15, 1331336808), (18, 1109447340), (20, 998502606), (24, 832085505), (27, 739631560), (30, 665668404), (36, 554723670), (40, 499251303), (45, 443778936), (54, 369815780), (60, 332834202), (72, 277361835), (90, 221889468), (108, 184907890), (120, 166417101), (135, 147926312), (180, 110944734), (216, 92453945), (270, 73963156), (360, 55472367), (540, 36981578), (1080, 18490789)]