287342640

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:423

約数の個数: 280

約数和(自身を含む): 1081545360

約数和(自身を除く): 794202720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 379, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 729, 758, 780, 810, 936, 972, 1040, 1053, 1080, 1137, 1170, 1215, 1296, 1404, 1458, 1516, 1560, 1620, 1755, 1872, 1895, 1944, 2106, 2160, 2274, 2340, 2430, 2808, 2916, 3032, 3120, 3159, 3240, 3411, 3510, 3645, 3790, 3888, 4212, 4548, 4680, 4860, 4927, 5265, 5616, 5685, 5832, 6064, 6318, 6480, 6822, 7020, 7290, 7580, 8424, 9096, 9360, 9477, 9720, 9854, 10233, 10530, 11370, 11664, 12636, 13644, 14040, 14580, 14781, 15160, 15795, 16848, 17055, 18192, 18954, 19440, 19708, 20466, 21060, 22740, 24635, 25272, 27288, 28080, 29160, 29562, 30320, 30699, 31590, 34110, 37908, 39416, 40932, 42120, 44343, 45480, 47385, 49270, 50544, 51165, 54576, 58320, 59124, 61398, 63180, 68220, 73905, 75816, 78832, 81864, 84240, 88686, 90960, 92097, 94770, 98540, 102330, 118248, 122796, 126360, 133029, 136440, 147810, 151632, 153495, 163728, 177372, 184194, 189540, 197080, 204660, 221715, 236496, 245592, 252720, 266058, 272880, 276291, 295620, 306990, 354744, 368388, 379080, 394160, 399087, 409320, 443430, 460485, 491184, 532116, 552582, 591240, 613980, 665145, 709488, 736776, 758160, 798174, 818640, 886860, 920970, 1064232, 1105164, 1182480, 1197261, 1227960, 1330290, 1381455, 1473552, 1596348, 1773720, 1841940, 1995435, 2128464, 2210328, 2394522, 2455920, 2660580, 2762910, 3192696, 3547440, 3591783, 3683880, 3990870, 4420656, 4789044, 5321160, 5525820, 5986305, 6385392, 7183566, 7367760, 7981740, 9578088, 10642320, 11051640, 11972610, 14367132, 15963480, 17958915, 19156176, 22103280, 23945220, 28734264, 31926960, 35917830, 47890440, 57468528, 71835660, 95780880, 143671320, 287342640]

約数ペア:

[(1, 287342640), (2, 143671320), (3, 95780880), (4, 71835660), (5, 57468528), (6, 47890440), (8, 35917830), (9, 31926960), (10, 28734264), (12, 23945220), (13, 22103280), (15, 19156176), (16, 17958915), (18, 15963480), (20, 14367132), (24, 11972610), (26, 11051640), (27, 10642320), (30, 9578088), (36, 7981740), (39, 7367760), (40, 7183566), (45, 6385392), (48, 5986305), (52, 5525820), (54, 5321160), (60, 4789044), (65, 4420656), (72, 3990870), (78, 3683880), (80, 3591783), (81, 3547440), (90, 3192696), (104, 2762910), (108, 2660580), (117, 2455920), (120, 2394522), (130, 2210328), (135, 2128464), (144, 1995435), (156, 1841940), (162, 1773720), (180, 1596348), (195, 1473552), (208, 1381455), (216, 1330290), (234, 1227960), (240, 1197261), (243, 1182480), (260, 1105164), (270, 1064232), (312, 920970), (324, 886860), (351, 818640), (360, 798174), (379, 758160), (390, 736776), (405, 709488), (432, 665145), (468, 613980), (486, 591240), (520, 552582), (540, 532116), (585, 491184), (624, 460485), (648, 443430), (702, 409320), (720, 399087), (729, 394160), (758, 379080), (780, 368388), (810, 354744), (936, 306990), (972, 295620), (1040, 276291), (1053, 272880), (1080, 266058), (1137, 252720), (1170, 245592), (1215, 236496), (1296, 221715), (1404, 204660), (1458, 197080), (1516, 189540), (1560, 184194), (1620, 177372), (1755, 163728), (1872, 153495), (1895, 151632), (1944, 147810), (2106, 136440), (2160, 133029), (2274, 126360), (2340, 122796), (2430, 118248), (2808, 102330), (2916, 98540), (3032, 94770), (3120, 92097), (3159, 90960), (3240, 88686), (3411, 84240), (3510, 81864), (3645, 78832), (3790, 75816), (3888, 73905), (4212, 68220), (4548, 63180), (4680, 61398), (4860, 59124), (4927, 58320), (5265, 54576), (5616, 51165), (5685, 50544), (5832, 49270), (6064, 47385), (6318, 45480), (6480, 44343), (6822, 42120), (7020, 40932), (7290, 39416), (7580, 37908), (8424, 34110), (9096, 31590), (9360, 30699), (9477, 30320), (9720, 29562), (9854, 29160), (10233, 28080), (10530, 27288), (11370, 25272), (11664, 24635), (12636, 22740), (13644, 21060), (14040, 20466), (14580, 19708), (14781, 19440), (15160, 18954), (15795, 18192), (16848, 17055)]