1279793520

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1531}}^1$

素因数の和:1602

約数の個数: 240

約数和(自身を含む): 4563791232

約数和(自身を除く): 3283997712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 108, 120, 129, 135, 144, 162, 172, 180, 215, 216, 240, 243, 258, 270, 324, 344, 360, 387, 405, 430, 432, 486, 516, 540, 645, 648, 688, 720, 774, 810, 860, 972, 1032, 1080, 1161, 1215, 1290, 1296, 1531, 1548, 1620, 1720, 1935, 1944, 2064, 2160, 2322, 2430, 2580, 3062, 3096, 3240, 3440, 3483, 3870, 3888, 4593, 4644, 4860, 5160, 5805, 6124, 6192, 6480, 6966, 7655, 7740, 9186, 9288, 9720, 10320, 10449, 11610, 12248, 13779, 13932, 15310, 15480, 17415, 18372, 18576, 19440, 20898, 22965, 23220, 24496, 27558, 27864, 30620, 30960, 34830, 36744, 41337, 41796, 45930, 46440, 52245, 55116, 55728, 61240, 65833, 68895, 69660, 73488, 82674, 83592, 91860, 92880, 104490, 110232, 122480, 124011, 131666, 137790, 139320, 165348, 167184, 183720, 197499, 206685, 208980, 220464, 248022, 263332, 275580, 278640, 329165, 330696, 367440, 372033, 394998, 413370, 417960, 496044, 526664, 551160, 592497, 620055, 658330, 661392, 744066, 789996, 826740, 835920, 987495, 992088, 1053328, 1102320, 1184994, 1240110, 1316660, 1488132, 1579992, 1653480, 1777491, 1860165, 1974990, 1984176, 2369988, 2480220, 2633320, 2962485, 2976264, 3159984, 3306960, 3554982, 3720330, 3949980, 4739976, 4960440, 5266640, 5332473, 5924970, 5952528, 7109964, 7440660, 7899960, 8887455, 9479952, 9920880, 10664946, 11849940, 14219928, 14881320, 15799920, 15997419, 17774910, 21329892, 23699880, 26662365, 28439856, 29762640, 31994838, 35549820, 42659784, 47399760, 53324730, 63989676, 71099640, 79987095, 85319568, 106649460, 127979352, 142199280, 159974190, 213298920, 255958704, 319948380, 426597840, 639896760, 1279793520]

約数ペア:

[(1, 1279793520), (2, 639896760), (3, 426597840), (4, 319948380), (5, 255958704), (6, 213298920), (8, 159974190), (9, 142199280), (10, 127979352), (12, 106649460), (15, 85319568), (16, 79987095), (18, 71099640), (20, 63989676), (24, 53324730), (27, 47399760), (30, 42659784), (36, 35549820), (40, 31994838), (43, 29762640), (45, 28439856), (48, 26662365), (54, 23699880), (60, 21329892), (72, 17774910), (80, 15997419), (81, 15799920), (86, 14881320), (90, 14219928), (108, 11849940), (120, 10664946), (129, 9920880), (135, 9479952), (144, 8887455), (162, 7899960), (172, 7440660), (180, 7109964), (215, 5952528), (216, 5924970), (240, 5332473), (243, 5266640), (258, 4960440), (270, 4739976), (324, 3949980), (344, 3720330), (360, 3554982), (387, 3306960), (405, 3159984), (430, 2976264), (432, 2962485), (486, 2633320), (516, 2480220), (540, 2369988), (645, 1984176), (648, 1974990), (688, 1860165), (720, 1777491), (774, 1653480), (810, 1579992), (860, 1488132), (972, 1316660), (1032, 1240110), (1080, 1184994), (1161, 1102320), (1215, 1053328), (1290, 992088), (1296, 987495), (1531, 835920), (1548, 826740), (1620, 789996), (1720, 744066), (1935, 661392), (1944, 658330), (2064, 620055), (2160, 592497), (2322, 551160), (2430, 526664), (2580, 496044), (3062, 417960), (3096, 413370), (3240, 394998), (3440, 372033), (3483, 367440), (3870, 330696), (3888, 329165), (4593, 278640), (4644, 275580), (4860, 263332), (5160, 248022), (5805, 220464), (6124, 208980), (6192, 206685), (6480, 197499), (6966, 183720), (7655, 167184), (7740, 165348), (9186, 139320), (9288, 137790), (9720, 131666), (10320, 124011), (10449, 122480), (11610, 110232), (12248, 104490), (13779, 92880), (13932, 91860), (15310, 83592), (15480, 82674), (17415, 73488), (18372, 69660), (18576, 68895), (19440, 65833), (20898, 61240), (22965, 55728), (23220, 55116), (24496, 52245), (27558, 46440), (27864, 45930), (30620, 41796), (30960, 41337), (34830, 36744)]