2019011760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{121921}}^1$

素因数の和:121963

約数の個数: 120

約数和(自身を含む): 7075377504

約数和(自身を除く): 5056365744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 121921, 243842, 365763, 487684, 609605, 731526, 975368, 1097289, 1219210, 1463052, 1828815, 1950736, 2194578, 2438420, 2804183, 2926104, 3657630, 4389156, 4876840, 5486445, 5608366, 5852208, 7315260, 8412549, 8778312, 9753680, 10972890, 11216732, 14020915, 14630520, 16825098, 17556624, 21945780, 22433464, 25237647, 28041830, 29261040, 33650196, 42062745, 43891560, 44866928, 50475294, 56083660, 67300392, 84125490, 87783120, 100950588, 112167320, 126188235, 134600784, 168250980, 201901176, 224334640, 252376470, 336501960, 403802352, 504752940, 673003920, 1009505880, 2019011760]

約数ペア:

[(1, 2019011760), (2, 1009505880), (3, 673003920), (4, 504752940), (5, 403802352), (6, 336501960), (8, 252376470), (9, 224334640), (10, 201901176), (12, 168250980), (15, 134600784), (16, 126188235), (18, 112167320), (20, 100950588), (23, 87783120), (24, 84125490), (30, 67300392), (36, 56083660), (40, 50475294), (45, 44866928), (46, 43891560), (48, 42062745), (60, 33650196), (69, 29261040), (72, 28041830), (80, 25237647), (90, 22433464), (92, 21945780), (115, 17556624), (120, 16825098), (138, 14630520), (144, 14020915), (180, 11216732), (184, 10972890), (207, 9753680), (230, 8778312), (240, 8412549), (276, 7315260), (345, 5852208), (360, 5608366), (368, 5486445), (414, 4876840), (460, 4389156), (552, 3657630), (690, 2926104), (720, 2804183), (828, 2438420), (920, 2194578), (1035, 1950736), (1104, 1828815), (1380, 1463052), (1656, 1219210), (1840, 1097289), (2070, 975368), (2760, 731526), (3312, 609605), (4140, 487684), (5520, 365763), (8280, 243842), (16560, 121921)]