1280491056

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 240

約数和(自身を含む): 4048699200

約数和(自身を除く): 2768208144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 103, 104, 116, 117, 144, 156, 174, 206, 208, 229, 232, 234, 261, 309, 312, 348, 377, 412, 458, 464, 468, 522, 618, 624, 687, 696, 754, 824, 916, 927, 936, 1044, 1131, 1236, 1339, 1374, 1392, 1508, 1648, 1832, 1854, 1872, 2061, 2088, 2262, 2472, 2678, 2748, 2977, 2987, 3016, 3393, 3664, 3708, 4017, 4122, 4176, 4524, 4944, 5356, 5496, 5954, 5974, 6032, 6641, 6786, 7416, 8034, 8244, 8931, 8961, 9048, 10712, 10992, 11908, 11948, 12051, 13282, 13572, 14832, 16068, 16488, 17862, 17922, 18096, 19923, 21424, 23587, 23816, 23896, 24102, 26564, 26793, 26883, 27144, 32136, 32976, 35724, 35844, 38831, 39846, 47174, 47632, 47792, 48204, 53128, 53586, 53766, 54288, 59769, 64272, 70761, 71448, 71688, 77662, 79692, 86333, 94348, 96408, 106256, 107172, 107532, 116493, 119538, 141522, 142896, 143376, 155324, 159384, 172666, 188696, 192816, 212283, 214344, 215064, 232986, 239076, 258999, 283044, 306631, 310648, 318768, 345332, 349479, 377392, 424566, 428688, 430128, 465972, 478152, 517998, 566088, 613262, 621296, 684023, 690664, 698958, 776997, 849132, 919893, 931944, 956304, 1035996, 1132176, 1226524, 1368046, 1381328, 1397916, 1553994, 1698264, 1839786, 1863888, 2052069, 2071992, 2453048, 2736092, 2759679, 2795832, 3107988, 3396528, 3679572, 4104138, 4143984, 4906096, 5472184, 5519358, 5591664, 6156207, 6215976, 7359144, 8208276, 8892299, 10944368, 11038716, 12312414, 12431952, 14718288, 16416552, 17784598, 22077432, 24624828, 26676897, 32833104, 35569196, 44154864, 49249656, 53353794, 71138392, 80030691, 98499312, 106707588, 142276784, 160061382, 213415176, 320122764, 426830352, 640245528, 1280491056]

約数ペア:

[(1, 1280491056), (2, 640245528), (3, 426830352), (4, 320122764), (6, 213415176), (8, 160061382), (9, 142276784), (12, 106707588), (13, 98499312), (16, 80030691), (18, 71138392), (24, 53353794), (26, 49249656), (29, 44154864), (36, 35569196), (39, 32833104), (48, 26676897), (52, 24624828), (58, 22077432), (72, 17784598), (78, 16416552), (87, 14718288), (103, 12431952), (104, 12312414), (116, 11038716), (117, 10944368), (144, 8892299), (156, 8208276), (174, 7359144), (206, 6215976), (208, 6156207), (229, 5591664), (232, 5519358), (234, 5472184), (261, 4906096), (309, 4143984), (312, 4104138), (348, 3679572), (377, 3396528), (412, 3107988), (458, 2795832), (464, 2759679), (468, 2736092), (522, 2453048), (618, 2071992), (624, 2052069), (687, 1863888), (696, 1839786), (754, 1698264), (824, 1553994), (916, 1397916), (927, 1381328), (936, 1368046), (1044, 1226524), (1131, 1132176), (1236, 1035996), (1339, 956304), (1374, 931944), (1392, 919893), (1508, 849132), (1648, 776997), (1832, 698958), (1854, 690664), (1872, 684023), (2061, 621296), (2088, 613262), (2262, 566088), (2472, 517998), (2678, 478152), (2748, 465972), (2977, 430128), (2987, 428688), (3016, 424566), (3393, 377392), (3664, 349479), (3708, 345332), (4017, 318768), (4122, 310648), (4176, 306631), (4524, 283044), (4944, 258999), (5356, 239076), (5496, 232986), (5954, 215064), (5974, 214344), (6032, 212283), (6641, 192816), (6786, 188696), (7416, 172666), (8034, 159384), (8244, 155324), (8931, 143376), (8961, 142896), (9048, 141522), (10712, 119538), (10992, 116493), (11908, 107532), (11948, 107172), (12051, 106256), (13282, 96408), (13572, 94348), (14832, 86333), (16068, 79692), (16488, 77662), (17862, 71688), (17922, 71448), (18096, 70761), (19923, 64272), (21424, 59769), (23587, 54288), (23816, 53766), (23896, 53586), (24102, 53128), (26564, 48204), (26793, 47792), (26883, 47632), (27144, 47174), (32136, 39846), (32976, 38831), (35724, 35844)]