80494020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6481}}^1$

素因数の和:6522

約数の個数: 96

約数和(自身を含む): 261354240

約数和(自身を除く): 180860220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 2070, 2484, 3105, 4140, 6210, 6481, 12420, 12962, 19443, 25924, 32405, 38886, 58329, 64810, 77772, 97215, 116658, 129620, 149063, 174987, 194430, 233316, 291645, 298126, 349974, 388860, 447189, 583290, 596252, 699948, 745315, 874935, 894378, 1166580, 1341567, 1490630, 1749870, 1788756, 2235945, 2683134, 2981260, 3499740, 4024701, 4471890, 5366268, 6707835, 8049402, 8943780, 13415670, 16098804, 20123505, 26831340, 40247010, 80494020]

約数ペア:

[(1, 80494020), (2, 40247010), (3, 26831340), (4, 20123505), (5, 16098804), (6, 13415670), (9, 8943780), (10, 8049402), (12, 6707835), (15, 5366268), (18, 4471890), (20, 4024701), (23, 3499740), (27, 2981260), (30, 2683134), (36, 2235945), (45, 1788756), (46, 1749870), (54, 1490630), (60, 1341567), (69, 1166580), (90, 894378), (92, 874935), (108, 745315), (115, 699948), (135, 596252), (138, 583290), (180, 447189), (207, 388860), (230, 349974), (270, 298126), (276, 291645), (345, 233316), (414, 194430), (460, 174987), (540, 149063), (621, 129620), (690, 116658), (828, 97215), (1035, 77772), (1242, 64810), (1380, 58329), (2070, 38886), (2484, 32405), (3105, 25924), (4140, 19443), (6210, 12962), (6481, 12420)]