87500280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:698

約数の個数: 192

約数和(自身を含む): 319127040

約数和(自身を除く): 231626760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 490, 552, 588, 644, 647, 690, 735, 805, 840, 920, 966, 980, 1127, 1176, 1288, 1294, 1380, 1470, 1610, 1932, 1941, 1960, 2254, 2415, 2588, 2760, 2940, 3220, 3235, 3381, 3864, 3882, 4508, 4529, 4830, 5176, 5635, 5880, 6440, 6470, 6762, 7764, 9016, 9058, 9660, 9705, 11270, 12940, 13524, 13587, 14881, 15528, 16905, 18116, 19320, 19410, 22540, 22645, 25880, 27048, 27174, 29762, 31703, 33810, 36232, 38820, 44643, 45080, 45290, 54348, 59524, 63406, 67620, 67935, 74405, 77640, 89286, 90580, 95109, 104167, 108696, 119048, 126812, 135240, 135870, 148810, 158515, 178572, 181160, 190218, 208334, 223215, 253624, 271740, 297620, 312501, 317030, 357144, 380436, 416668, 446430, 475545, 520835, 543480, 595240, 625002, 634060, 729169, 760872, 833336, 892860, 951090, 1041670, 1250004, 1268120, 1458338, 1562505, 1785720, 1902180, 2083340, 2187507, 2500008, 2916676, 3125010, 3645845, 3804360, 4166680, 4375014, 5833352, 6250020, 7291690, 8750028, 10937535, 12500040, 14583380, 17500056, 21875070, 29166760, 43750140, 87500280]

約数ペア:

[(1, 87500280), (2, 43750140), (3, 29166760), (4, 21875070), (5, 17500056), (6, 14583380), (7, 12500040), (8, 10937535), (10, 8750028), (12, 7291690), (14, 6250020), (15, 5833352), (20, 4375014), (21, 4166680), (23, 3804360), (24, 3645845), (28, 3125010), (30, 2916676), (35, 2500008), (40, 2187507), (42, 2083340), (46, 1902180), (49, 1785720), (56, 1562505), (60, 1458338), (69, 1268120), (70, 1250004), (84, 1041670), (92, 951090), (98, 892860), (105, 833336), (115, 760872), (120, 729169), (138, 634060), (140, 625002), (147, 595240), (161, 543480), (168, 520835), (184, 475545), (196, 446430), (210, 416668), (230, 380436), (245, 357144), (276, 317030), (280, 312501), (294, 297620), (322, 271740), (345, 253624), (392, 223215), (420, 208334), (460, 190218), (483, 181160), (490, 178572), (552, 158515), (588, 148810), (644, 135870), (647, 135240), (690, 126812), (735, 119048), (805, 108696), (840, 104167), (920, 95109), (966, 90580), (980, 89286), (1127, 77640), (1176, 74405), (1288, 67935), (1294, 67620), (1380, 63406), (1470, 59524), (1610, 54348), (1932, 45290), (1941, 45080), (1960, 44643), (2254, 38820), (2415, 36232), (2588, 33810), (2760, 31703), (2940, 29762), (3220, 27174), (3235, 27048), (3381, 25880), (3864, 22645), (3882, 22540), (4508, 19410), (4529, 19320), (4830, 18116), (5176, 16905), (5635, 15528), (5880, 14881), (6440, 13587), (6470, 13524), (6762, 12940), (7764, 11270), (9016, 9705), (9058, 9660)]