51411240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 128

約数和(自身を含む): 172972800

約数和(自身を除く): 121561560

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, 181, 216, 263, 270, 360, 362, 526, 540, 543, 724, 789, 905, 1052, 1080, 1086, 1315, 1448, 1578, 1629, 1810, 2104, 2172, 2367, 2630, 2715, 3156, 3258, 3620, 3945, 4344, 4734, 4887, 5260, 5430, 6312, 6516, 7101, 7240, 7890, 8145, 9468, 9774, 10520, 10860, 11835, 13032, 14202, 15780, 16290, 18936, 19548, 21720, 23670, 24435, 28404, 31560, 32580, 35505, 39096, 47340, 47603, 48870, 56808, 65160, 71010, 94680, 95206, 97740, 142020, 142809, 190412, 195480, 238015, 284040, 285618, 380824, 428427, 476030, 571236, 714045, 856854, 952060, 1142472, 1285281, 1428090, 1713708, 1904120, 2142135, 2570562, 2856180, 3427416, 4284270, 5141124, 5712360, 6426405, 8568540, 10282248, 12852810, 17137080, 25705620, 51411240]

約数ペア:

[(1, 51411240), (2, 25705620), (3, 17137080), (4, 12852810), (5, 10282248), (6, 8568540), (8, 6426405), (9, 5712360), (10, 5141124), (12, 4284270), (15, 3427416), (18, 2856180), (20, 2570562), (24, 2142135), (27, 1904120), (30, 1713708), (36, 1428090), (40, 1285281), (45, 1142472), (54, 952060), (60, 856854), (72, 714045), (90, 571236), (108, 476030), (120, 428427), (135, 380824), (180, 285618), (181, 284040), (216, 238015), (263, 195480), (270, 190412), (360, 142809), (362, 142020), (526, 97740), (540, 95206), (543, 94680), (724, 71010), (789, 65160), (905, 56808), (1052, 48870), (1080, 47603), (1086, 47340), (1315, 39096), (1448, 35505), (1578, 32580), (1629, 31560), (1810, 28404), (2104, 24435), (2172, 23670), (2367, 21720), (2630, 19548), (2715, 18936), (3156, 16290), (3258, 15780), (3620, 14202), (3945, 13032), (4344, 11835), (4734, 10860), (4887, 10520), (5260, 9774), (5430, 9468), (6312, 8145), (6516, 7890), (7101, 7240)]