15698418640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{547}}^1$

素因数の和:897

約数の個数: 160

約数和(自身を含む): 39140352000

約数和(自身を除く): 23441933360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 239, 304, 316, 380, 395, 478, 547, 632, 760, 790, 956, 1094, 1195, 1264, 1501, 1520, 1580, 1912, 2188, 2390, 2735, 3002, 3160, 3824, 4376, 4541, 4780, 5470, 6004, 6320, 7505, 8752, 9082, 9560, 10393, 10940, 12008, 15010, 18164, 18881, 19120, 20786, 21880, 22705, 24016, 30020, 36328, 37762, 41572, 43213, 43760, 45410, 51965, 60040, 72656, 75524, 83144, 86426, 90820, 94405, 103930, 120080, 130733, 151048, 166288, 172852, 181640, 188810, 207860, 216065, 261466, 302096, 345704, 358739, 363280, 377620, 415720, 432130, 522932, 653665, 691408, 717478, 755240, 821047, 831440, 864260, 1045864, 1307330, 1434956, 1510480, 1642094, 1728520, 1793695, 2091728, 2483927, 2614660, 2869912, 3284188, 3457040, 3587390, 4105235, 4967854, 5229320, 5739824, 6568376, 7174780, 8210470, 9935708, 10327907, 10458640, 12419635, 13136752, 14349560, 16420940, 19871416, 20655814, 24839270, 28699120, 32841880, 39742832, 41311628, 49678540, 51639535, 65683760, 82623256, 99357080, 103279070, 165246512, 196230233, 198714160, 206558140, 392460466, 413116280, 784920932, 826232560, 981151165, 1569841864, 1962302330, 3139683728, 3924604660, 7849209320, 15698418640]

約数ペア:

[(1, 15698418640), (2, 7849209320), (4, 3924604660), (5, 3139683728), (8, 1962302330), (10, 1569841864), (16, 981151165), (19, 826232560), (20, 784920932), (38, 413116280), (40, 392460466), (76, 206558140), (79, 198714160), (80, 196230233), (95, 165246512), (152, 103279070), (158, 99357080), (190, 82623256), (239, 65683760), (304, 51639535), (316, 49678540), (380, 41311628), (395, 39742832), (478, 32841880), (547, 28699120), (632, 24839270), (760, 20655814), (790, 19871416), (956, 16420940), (1094, 14349560), (1195, 13136752), (1264, 12419635), (1501, 10458640), (1520, 10327907), (1580, 9935708), (1912, 8210470), (2188, 7174780), (2390, 6568376), (2735, 5739824), (3002, 5229320), (3160, 4967854), (3824, 4105235), (4376, 3587390), (4541, 3457040), (4780, 3284188), (5470, 2869912), (6004, 2614660), (6320, 2483927), (7505, 2091728), (8752, 1793695), (9082, 1728520), (9560, 1642094), (10393, 1510480), (10940, 1434956), (12008, 1307330), (15010, 1045864), (18164, 864260), (18881, 831440), (19120, 821047), (20786, 755240), (21880, 717478), (22705, 691408), (24016, 653665), (30020, 522932), (36328, 432130), (37762, 415720), (41572, 377620), (43213, 363280), (43760, 358739), (45410, 345704), (51965, 302096), (60040, 261466), (72656, 216065), (75524, 207860), (83144, 188810), (86426, 181640), (90820, 172852), (94405, 166288), (103930, 151048), (120080, 130733)]