78161760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:227

約数の個数: 240

約数和(自身を含む): 285039216

約数和(自身を除く): 206877456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 96, 108, 111, 120, 135, 144, 148, 160, 162, 163, 180, 185, 216, 222, 240, 270, 288, 296, 324, 326, 333, 360, 370, 405, 432, 444, 480, 489, 540, 555, 592, 648, 652, 666, 720, 740, 810, 815, 864, 888, 978, 999, 1080, 1110, 1184, 1296, 1304, 1332, 1440, 1467, 1480, 1620, 1630, 1665, 1776, 1956, 1998, 2160, 2220, 2445, 2592, 2608, 2664, 2934, 2960, 2997, 3240, 3260, 3330, 3552, 3912, 3996, 4320, 4401, 4440, 4890, 4995, 5216, 5328, 5868, 5920, 5994, 6031, 6480, 6520, 6660, 7335, 7824, 7992, 8802, 8880, 9780, 9990, 10656, 11736, 11988, 12062, 12960, 13040, 13203, 13320, 14670, 14985, 15648, 15984, 17604, 17760, 18093, 19560, 19980, 22005, 23472, 23976, 24124, 26080, 26406, 26640, 29340, 29970, 30155, 31968, 35208, 36186, 39120, 39960, 44010, 46944, 47952, 48248, 52812, 53280, 54279, 58680, 59940, 60310, 66015, 70416, 72372, 78240, 79920, 88020, 90465, 95904, 96496, 105624, 108558, 117360, 119880, 120620, 132030, 140832, 144744, 159840, 162837, 176040, 180930, 192992, 211248, 217116, 234720, 239760, 241240, 264060, 271395, 289488, 325674, 352080, 361860, 422496, 434232, 479520, 482480, 488511, 528120, 542790, 578976, 651348, 704160, 723720, 814185, 868464, 964960, 977022, 1056240, 1085580, 1302696, 1447440, 1628370, 1736928, 1954044, 2112480, 2171160, 2442555, 2605392, 2894880, 3256740, 3908088, 4342320, 4885110, 5210784, 6513480, 7816176, 8684640, 9770220, 13026960, 15632352, 19540440, 26053920, 39080880, 78161760]

約数ペア:

[(1, 78161760), (2, 39080880), (3, 26053920), (4, 19540440), (5, 15632352), (6, 13026960), (8, 9770220), (9, 8684640), (10, 7816176), (12, 6513480), (15, 5210784), (16, 4885110), (18, 4342320), (20, 3908088), (24, 3256740), (27, 2894880), (30, 2605392), (32, 2442555), (36, 2171160), (37, 2112480), (40, 1954044), (45, 1736928), (48, 1628370), (54, 1447440), (60, 1302696), (72, 1085580), (74, 1056240), (80, 977022), (81, 964960), (90, 868464), (96, 814185), (108, 723720), (111, 704160), (120, 651348), (135, 578976), (144, 542790), (148, 528120), (160, 488511), (162, 482480), (163, 479520), (180, 434232), (185, 422496), (216, 361860), (222, 352080), (240, 325674), (270, 289488), (288, 271395), (296, 264060), (324, 241240), (326, 239760), (333, 234720), (360, 217116), (370, 211248), (405, 192992), (432, 180930), (444, 176040), (480, 162837), (489, 159840), (540, 144744), (555, 140832), (592, 132030), (648, 120620), (652, 119880), (666, 117360), (720, 108558), (740, 105624), (810, 96496), (815, 95904), (864, 90465), (888, 88020), (978, 79920), (999, 78240), (1080, 72372), (1110, 70416), (1184, 66015), (1296, 60310), (1304, 59940), (1332, 58680), (1440, 54279), (1467, 53280), (1480, 52812), (1620, 48248), (1630, 47952), (1665, 46944), (1776, 44010), (1956, 39960), (1998, 39120), (2160, 36186), (2220, 35208), (2445, 31968), (2592, 30155), (2608, 29970), (2664, 29340), (2934, 26640), (2960, 26406), (2997, 26080), (3240, 24124), (3260, 23976), (3330, 23472), (3552, 22005), (3912, 19980), (3996, 19560), (4320, 18093), (4401, 17760), (4440, 17604), (4890, 15984), (4995, 15648), (5216, 14985), (5328, 14670), (5868, 13320), (5920, 13203), (5994, 13040), (6031, 12960), (6480, 12062), (6520, 11988), (6660, 11736), (7335, 10656), (7824, 9990), (7992, 9780), (8802, 8880)]