280949280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:367

約数の個数: 192

約数和(自身を含む): 928972800

約数和(自身を除く): 648023520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 79, 80, 93, 96, 120, 124, 155, 158, 160, 186, 237, 239, 240, 248, 310, 316, 372, 395, 465, 474, 478, 480, 496, 620, 632, 717, 744, 790, 930, 948, 956, 992, 1185, 1195, 1240, 1264, 1434, 1488, 1580, 1860, 1896, 1912, 2370, 2390, 2449, 2480, 2528, 2868, 2976, 3160, 3585, 3720, 3792, 3824, 4740, 4780, 4898, 4960, 5736, 6320, 7170, 7347, 7409, 7440, 7584, 7648, 9480, 9560, 9796, 11472, 12245, 12640, 14340, 14694, 14818, 14880, 18881, 18960, 19120, 19592, 22227, 22944, 24490, 28680, 29388, 29636, 36735, 37045, 37762, 37920, 38240, 39184, 44454, 48980, 56643, 57360, 58776, 59272, 73470, 74090, 75524, 78368, 88908, 94405, 97960, 111135, 113286, 114720, 117552, 118544, 146940, 148180, 151048, 177816, 188810, 195920, 222270, 226572, 235104, 237088, 283215, 293880, 296360, 302096, 355632, 377620, 391840, 444540, 453144, 566430, 585311, 587760, 592720, 604192, 711264, 755240, 889080, 906288, 1132860, 1170622, 1175520, 1185440, 1510480, 1755933, 1778160, 1812576, 2265720, 2341244, 2926555, 3020960, 3511866, 3556320, 4531440, 4682488, 5853110, 7023732, 8779665, 9062880, 9364976, 11706220, 14047464, 17559330, 18729952, 23412440, 28094928, 35118660, 46824880, 56189856, 70237320, 93649760, 140474640, 280949280]

約数ペア:

[(1, 280949280), (2, 140474640), (3, 93649760), (4, 70237320), (5, 56189856), (6, 46824880), (8, 35118660), (10, 28094928), (12, 23412440), (15, 18729952), (16, 17559330), (20, 14047464), (24, 11706220), (30, 9364976), (31, 9062880), (32, 8779665), (40, 7023732), (48, 5853110), (60, 4682488), (62, 4531440), (79, 3556320), (80, 3511866), (93, 3020960), (96, 2926555), (120, 2341244), (124, 2265720), (155, 1812576), (158, 1778160), (160, 1755933), (186, 1510480), (237, 1185440), (239, 1175520), (240, 1170622), (248, 1132860), (310, 906288), (316, 889080), (372, 755240), (395, 711264), (465, 604192), (474, 592720), (478, 587760), (480, 585311), (496, 566430), (620, 453144), (632, 444540), (717, 391840), (744, 377620), (790, 355632), (930, 302096), (948, 296360), (956, 293880), (992, 283215), (1185, 237088), (1195, 235104), (1240, 226572), (1264, 222270), (1434, 195920), (1488, 188810), (1580, 177816), (1860, 151048), (1896, 148180), (1912, 146940), (2370, 118544), (2390, 117552), (2449, 114720), (2480, 113286), (2528, 111135), (2868, 97960), (2976, 94405), (3160, 88908), (3585, 78368), (3720, 75524), (3792, 74090), (3824, 73470), (4740, 59272), (4780, 58776), (4898, 57360), (4960, 56643), (5736, 48980), (6320, 44454), (7170, 39184), (7347, 38240), (7409, 37920), (7440, 37762), (7584, 37045), (7648, 36735), (9480, 29636), (9560, 29388), (9796, 28680), (11472, 24490), (12245, 22944), (12640, 22227), (14340, 19592), (14694, 19120), (14818, 18960), (14880, 18881)]