1641801960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{506729}}^1$

素因数の和:506752

約数の個数: 80

約数和(自身を含む): 5518289700

約数和(自身を除く): 3876487740

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 506729, 1013458, 1520187, 2026916, 2533645, 3040374, 4053832, 4560561, 5067290, 6080748, 7600935, 9121122, 10134580, 12161496, 13681683, 15201870, 18242244, 20269160, 22802805, 27363366, 30403740, 36484488, 41045049, 45605610, 54726732, 60807480, 68408415, 82090098, 91211220, 109453464, 136816830, 164180196, 182422440, 205225245, 273633660, 328360392, 410450490, 547267320, 820900980, 1641801960]

約数ペア:

[(1, 1641801960), (2, 820900980), (3, 547267320), (4, 410450490), (5, 328360392), (6, 273633660), (8, 205225245), (9, 182422440), (10, 164180196), (12, 136816830), (15, 109453464), (18, 91211220), (20, 82090098), (24, 68408415), (27, 60807480), (30, 54726732), (36, 45605610), (40, 41045049), (45, 36484488), (54, 30403740), (60, 27363366), (72, 22802805), (81, 20269160), (90, 18242244), (108, 15201870), (120, 13681683), (135, 12161496), (162, 10134580), (180, 9121122), (216, 7600935), (270, 6080748), (324, 5067290), (360, 4560561), (405, 4053832), (540, 3040374), (648, 2533645), (810, 2026916), (1080, 1520187), (1620, 1013458), (3240, 506729)]