1819882080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{140423}}^1$

素因数の和:140450

約数の個数: 120

約数和(自身を含む): 6422712912

約数和(自身を除く): 4602830832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 140423, 280846, 421269, 561692, 702115, 842538, 1123384, 1263807, 1404230, 1685076, 2106345, 2246768, 2527614, 2808460, 3370152, 3791421, 4212690, 4493536, 5055228, 5616920, 6319035, 6740304, 7582842, 8425380, 10110456, 11233840, 11374263, 12638070, 13480608, 15165684, 16850760, 18957105, 20220912, 22467680, 22748526, 25276140, 30331368, 33701520, 37914210, 40441824, 45497052, 50552280, 56871315, 60662736, 67403040, 75828420, 90994104, 101104560, 113742630, 121325472, 151656840, 181988208, 202209120, 227485260, 303313680, 363976416, 454970520, 606627360, 909941040, 1819882080]

約数ペア:

[(1, 1819882080), (2, 909941040), (3, 606627360), (4, 454970520), (5, 363976416), (6, 303313680), (8, 227485260), (9, 202209120), (10, 181988208), (12, 151656840), (15, 121325472), (16, 113742630), (18, 101104560), (20, 90994104), (24, 75828420), (27, 67403040), (30, 60662736), (32, 56871315), (36, 50552280), (40, 45497052), (45, 40441824), (48, 37914210), (54, 33701520), (60, 30331368), (72, 25276140), (80, 22748526), (81, 22467680), (90, 20220912), (96, 18957105), (108, 16850760), (120, 15165684), (135, 13480608), (144, 12638070), (160, 11374263), (162, 11233840), (180, 10110456), (216, 8425380), (240, 7582842), (270, 6740304), (288, 6319035), (324, 5616920), (360, 5055228), (405, 4493536), (432, 4212690), (480, 3791421), (540, 3370152), (648, 2808460), (720, 2527614), (810, 2246768), (864, 2106345), (1080, 1685076), (1296, 1404230), (1440, 1263807), (1620, 1123384), (2160, 842538), (2592, 702115), (3240, 561692), (4320, 421269), (6480, 280846), (12960, 140423)]