1240342880

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 3467318400

約数和(自身を除く): 2226975520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 160, 194, 196, 224, 233, 245, 280, 343, 388, 392, 466, 485, 490, 560, 679, 686, 776, 784, 932, 970, 980, 1120, 1165, 1358, 1372, 1552, 1568, 1631, 1715, 1864, 1940, 1960, 2330, 2716, 2744, 3104, 3262, 3395, 3430, 3728, 3880, 3920, 4660, 4753, 5432, 5488, 6524, 6790, 6860, 7456, 7760, 7840, 8155, 9320, 9506, 10864, 10976, 11417, 13048, 13580, 13720, 15520, 16310, 18640, 19012, 21728, 22601, 22834, 23765, 26096, 27160, 27440, 32620, 33271, 37280, 38024, 45202, 45668, 47530, 52192, 54320, 54880, 57085, 65240, 66542, 76048, 79919, 90404, 91336, 95060, 108640, 113005, 114170, 130480, 133084, 152096, 158207, 159838, 166355, 180808, 182672, 190120, 226010, 228340, 260960, 266168, 316414, 319676, 332710, 361616, 365344, 380240, 399595, 452020, 456680, 532336, 632828, 639352, 665420, 723232, 760480, 791035, 799190, 904040, 913360, 1064672, 1107449, 1265656, 1278704, 1330840, 1582070, 1598380, 1808080, 1826720, 2214898, 2531312, 2557408, 2661680, 3164140, 3196760, 3616160, 4429796, 5062624, 5323360, 5537245, 6328280, 6393520, 7752143, 8859592, 11074490, 12656560, 12787040, 15504286, 17719184, 22148980, 25313120, 31008572, 35438368, 38760715, 44297960, 62017144, 77521430, 88595920, 124034288, 155042860, 177191840, 248068576, 310085720, 620171440, 1240342880]

約数ペア:

[(1, 1240342880), (2, 620171440), (4, 310085720), (5, 248068576), (7, 177191840), (8, 155042860), (10, 124034288), (14, 88595920), (16, 77521430), (20, 62017144), (28, 44297960), (32, 38760715), (35, 35438368), (40, 31008572), (49, 25313120), (56, 22148980), (70, 17719184), (80, 15504286), (97, 12787040), (98, 12656560), (112, 11074490), (140, 8859592), (160, 7752143), (194, 6393520), (196, 6328280), (224, 5537245), (233, 5323360), (245, 5062624), (280, 4429796), (343, 3616160), (388, 3196760), (392, 3164140), (466, 2661680), (485, 2557408), (490, 2531312), (560, 2214898), (679, 1826720), (686, 1808080), (776, 1598380), (784, 1582070), (932, 1330840), (970, 1278704), (980, 1265656), (1120, 1107449), (1165, 1064672), (1358, 913360), (1372, 904040), (1552, 799190), (1568, 791035), (1631, 760480), (1715, 723232), (1864, 665420), (1940, 639352), (1960, 632828), (2330, 532336), (2716, 456680), (2744, 452020), (3104, 399595), (3262, 380240), (3395, 365344), (3430, 361616), (3728, 332710), (3880, 319676), (3920, 316414), (4660, 266168), (4753, 260960), (5432, 228340), (5488, 226010), (6524, 190120), (6790, 182672), (6860, 180808), (7456, 166355), (7760, 159838), (7840, 158207), (8155, 152096), (9320, 133084), (9506, 130480), (10864, 114170), (10976, 113005), (11417, 108640), (13048, 95060), (13580, 91336), (13720, 90404), (15520, 79919), (16310, 76048), (18640, 66542), (19012, 65240), (21728, 57085), (22601, 54880), (22834, 54320), (23765, 52192), (26096, 47530), (27160, 45668), (27440, 45202), (32620, 38024), (33271, 37280)]