215678160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3274

約数の個数: 160

約数和(自身を含む): 767093760

約数和(自身を除く): 551415600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3221, 3348, 3720, 4185, 4464, 5580, 6442, 6696, 7440, 8370, 9663, 11160, 12884, 13392, 16105, 16740, 19326, 22320, 25768, 28989, 32210, 33480, 38652, 48315, 51536, 57978, 64420, 66960, 77304, 86967, 96630, 99851, 115956, 128840, 144945, 154608, 173934, 193260, 199702, 231912, 257680, 289890, 299553, 347868, 386520, 399404, 434835, 463824, 499255, 579780, 599106, 695736, 773040, 798808, 869670, 898659, 998510, 1159560, 1198212, 1391472, 1497765, 1597616, 1739340, 1797318, 1997020, 2319120, 2396424, 2695977, 2995530, 3478680, 3594636, 3994040, 4493295, 4792848, 5391954, 5991060, 6957360, 7189272, 7988080, 8986590, 10783908, 11982120, 13479885, 14378544, 17973180, 21567816, 23964240, 26959770, 35946360, 43135632, 53919540, 71892720, 107839080, 215678160]

約数ペア:

[(1, 215678160), (2, 107839080), (3, 71892720), (4, 53919540), (5, 43135632), (6, 35946360), (8, 26959770), (9, 23964240), (10, 21567816), (12, 17973180), (15, 14378544), (16, 13479885), (18, 11982120), (20, 10783908), (24, 8986590), (27, 7988080), (30, 7189272), (31, 6957360), (36, 5991060), (40, 5391954), (45, 4792848), (48, 4493295), (54, 3994040), (60, 3594636), (62, 3478680), (72, 2995530), (80, 2695977), (90, 2396424), (93, 2319120), (108, 1997020), (120, 1797318), (124, 1739340), (135, 1597616), (144, 1497765), (155, 1391472), (180, 1198212), (186, 1159560), (216, 998510), (240, 898659), (248, 869670), (270, 798808), (279, 773040), (310, 695736), (360, 599106), (372, 579780), (432, 499255), (465, 463824), (496, 434835), (540, 399404), (558, 386520), (620, 347868), (720, 299553), (744, 289890), (837, 257680), (930, 231912), (1080, 199702), (1116, 193260), (1240, 173934), (1395, 154608), (1488, 144945), (1674, 128840), (1860, 115956), (2160, 99851), (2232, 96630), (2480, 86967), (2790, 77304), (3221, 66960), (3348, 64420), (3720, 57978), (4185, 51536), (4464, 48315), (5580, 38652), (6442, 33480), (6696, 32210), (7440, 28989), (8370, 25768), (9663, 22320), (11160, 19326), (12884, 16740), (13392, 16105)]