240495840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:506

約数の個数: 288

約数和(自身を含む): 916362720

約数和(自身を除く): 675866880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 29, 30, 32, 36, 39, 40, 45, 48, 52, 58, 60, 65, 72, 78, 80, 87, 90, 96, 104, 116, 117, 120, 130, 144, 145, 156, 160, 174, 180, 195, 208, 232, 234, 240, 260, 261, 288, 290, 312, 348, 360, 377, 390, 416, 435, 443, 464, 468, 480, 520, 522, 580, 585, 624, 696, 720, 754, 780, 870, 886, 928, 936, 1040, 1044, 1131, 1160, 1170, 1248, 1305, 1329, 1392, 1440, 1508, 1560, 1740, 1772, 1872, 1885, 2080, 2088, 2215, 2262, 2320, 2340, 2610, 2658, 2784, 3016, 3120, 3393, 3480, 3544, 3744, 3770, 3987, 4176, 4430, 4524, 4640, 4680, 5220, 5316, 5655, 5759, 6032, 6240, 6645, 6786, 6960, 7088, 7540, 7974, 8352, 8860, 9048, 9360, 10440, 10632, 11310, 11518, 12064, 12847, 13290, 13572, 13920, 14176, 15080, 15948, 16965, 17277, 17720, 18096, 18720, 19935, 20880, 21264, 22620, 23036, 25694, 26580, 27144, 28795, 30160, 31896, 33930, 34554, 35440, 36192, 38541, 39870, 41760, 42528, 45240, 46072, 51388, 51831, 53160, 54288, 57590, 60320, 63792, 64235, 67860, 69108, 70880, 77082, 79740, 86385, 90480, 92144, 102776, 103662, 106320, 108576, 115180, 115623, 127584, 128470, 135720, 138216, 154164, 159480, 167011, 172770, 180960, 184288, 192705, 205552, 207324, 212640, 230360, 231246, 256940, 259155, 271440, 276432, 308328, 318960, 334022, 345540, 385410, 411104, 414648, 460720, 462492, 501033, 513880, 518310, 542880, 552864, 578115, 616656, 637920, 668044, 691080, 770820, 829296, 835055, 921440, 924984, 1002066, 1027760, 1036620, 1156230, 1233312, 1336088, 1382160, 1503099, 1541640, 1658592, 1670110, 1849968, 2004132, 2055520, 2073240, 2312460, 2505165, 2672176, 2764320, 3006198, 3083280, 3340220, 3699936, 4008264, 4146480, 4624920, 5010330, 5344352, 6012396, 6166560, 6680440, 7515495, 8016528, 8292960, 9249840, 10020660, 12024792, 13360880, 15030990, 16033056, 18499680, 20041320, 24049584, 26721760, 30061980, 40082640, 48099168, 60123960, 80165280, 120247920, 240495840]

約数ペア:

[(1, 240495840), (2, 120247920), (3, 80165280), (4, 60123960), (5, 48099168), (6, 40082640), (8, 30061980), (9, 26721760), (10, 24049584), (12, 20041320), (13, 18499680), (15, 16033056), (16, 15030990), (18, 13360880), (20, 12024792), (24, 10020660), (26, 9249840), (29, 8292960), (30, 8016528), (32, 7515495), (36, 6680440), (39, 6166560), (40, 6012396), (45, 5344352), (48, 5010330), (52, 4624920), (58, 4146480), (60, 4008264), (65, 3699936), (72, 3340220), (78, 3083280), (80, 3006198), (87, 2764320), (90, 2672176), (96, 2505165), (104, 2312460), (116, 2073240), (117, 2055520), (120, 2004132), (130, 1849968), (144, 1670110), (145, 1658592), (156, 1541640), (160, 1503099), (174, 1382160), (180, 1336088), (195, 1233312), (208, 1156230), (232, 1036620), (234, 1027760), (240, 1002066), (260, 924984), (261, 921440), (288, 835055), (290, 829296), (312, 770820), (348, 691080), (360, 668044), (377, 637920), (390, 616656), (416, 578115), (435, 552864), (443, 542880), (464, 518310), (468, 513880), (480, 501033), (520, 462492), (522, 460720), (580, 414648), (585, 411104), (624, 385410), (696, 345540), (720, 334022), (754, 318960), (780, 308328), (870, 276432), (886, 271440), (928, 259155), (936, 256940), (1040, 231246), (1044, 230360), (1131, 212640), (1160, 207324), (1170, 205552), (1248, 192705), (1305, 184288), (1329, 180960), (1392, 172770), (1440, 167011), (1508, 159480), (1560, 154164), (1740, 138216), (1772, 135720), (1872, 128470), (1885, 127584), (2080, 115623), (2088, 115180), (2215, 108576), (2262, 106320), (2320, 103662), (2340, 102776), (2610, 92144), (2658, 90480), (2784, 86385), (3016, 79740), (3120, 77082), (3393, 70880), (3480, 69108), (3544, 67860), (3744, 64235), (3770, 63792), (3987, 60320), (4176, 57590), (4430, 54288), (4524, 53160), (4640, 51831), (4680, 51388), (5220, 46072), (5316, 45240), (5655, 42528), (5759, 41760), (6032, 39870), (6240, 38541), (6645, 36192), (6786, 35440), (6960, 34554), (7088, 33930), (7540, 31896), (7974, 30160), (8352, 28795), (8860, 27144), (9048, 26580), (9360, 25694), (10440, 23036), (10632, 22620), (11310, 21264), (11518, 20880), (12064, 19935), (12847, 18720), (13290, 18096), (13572, 17720), (13920, 17277), (14176, 16965), (15080, 15948)]