77961960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1951}}^1$

素因数の和:2008

約数の個数: 128

約数和(自身を含む): 267033600

約数和(自身を除く): 189071640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1951, 1998, 2220, 2664, 3330, 3902, 3996, 4440, 4995, 5853, 6660, 7804, 7992, 9755, 9990, 11706, 13320, 15608, 17559, 19510, 19980, 23412, 29265, 35118, 39020, 39960, 46824, 52677, 58530, 70236, 72187, 78040, 87795, 105354, 117060, 140472, 144374, 175590, 210708, 216561, 234120, 263385, 288748, 351180, 360935, 421416, 433122, 526770, 577496, 649683, 702360, 721870, 866244, 1053540, 1082805, 1299366, 1443740, 1732488, 1949049, 2107080, 2165610, 2598732, 2887480, 3248415, 3898098, 4331220, 5197464, 6496830, 7796196, 8662440, 9745245, 12993660, 15592392, 19490490, 25987320, 38980980, 77961960]

約数ペア:

[(1, 77961960), (2, 38980980), (3, 25987320), (4, 19490490), (5, 15592392), (6, 12993660), (8, 9745245), (9, 8662440), (10, 7796196), (12, 6496830), (15, 5197464), (18, 4331220), (20, 3898098), (24, 3248415), (27, 2887480), (30, 2598732), (36, 2165610), (37, 2107080), (40, 1949049), (45, 1732488), (54, 1443740), (60, 1299366), (72, 1082805), (74, 1053540), (90, 866244), (108, 721870), (111, 702360), (120, 649683), (135, 577496), (148, 526770), (180, 433122), (185, 421416), (216, 360935), (222, 351180), (270, 288748), (296, 263385), (333, 234120), (360, 216561), (370, 210708), (444, 175590), (540, 144374), (555, 140472), (666, 117060), (740, 105354), (888, 87795), (999, 78040), (1080, 72187), (1110, 70236), (1332, 58530), (1480, 52677), (1665, 46824), (1951, 39960), (1998, 39020), (2220, 35118), (2664, 29265), (3330, 23412), (3902, 19980), (3996, 19510), (4440, 17559), (4995, 15608), (5853, 13320), (6660, 11706), (7804, 9990), (7992, 9755)]