123685380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:880

約数の個数: 240

約数和(自身を含む): 478114560

約数和(自身を除く): 354429180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 839, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1678, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2517, 2730, 2835, 3276, 3356, 3510, 3780, 4095, 4195, 4212, 4914, 5034, 5265, 5460, 5670, 5873, 7020, 7371, 7551, 8190, 8390, 9828, 10068, 10530, 10907, 11340, 11746, 12285, 12585, 14742, 15102, 16380, 16780, 17619, 21060, 21814, 22653, 23492, 24570, 25170, 29365, 29484, 30204, 32721, 35238, 36855, 37755, 43628, 45306, 49140, 50340, 52857, 54535, 58730, 65442, 67959, 70476, 73710, 75510, 76349, 88095, 90612, 98163, 105714, 109070, 113265, 117460, 130884, 135918, 147420, 151020, 152698, 158571, 163605, 176190, 196326, 211428, 218140, 226530, 229047, 264285, 271836, 294489, 305396, 317142, 327210, 339795, 352380, 381745, 392652, 453060, 458094, 475713, 490815, 528570, 588978, 634284, 654420, 679590, 687141, 763490, 792855, 883467, 916188, 951426, 981630, 1057140, 1145235, 1177956, 1359180, 1374282, 1472445, 1526980, 1585710, 1766934, 1902852, 1963260, 2061423, 2290470, 2378565, 2748564, 2944890, 3171420, 3435705, 3533868, 4122846, 4417335, 4580940, 4757130, 5889780, 6184269, 6871410, 8245692, 8834670, 9514260, 10307115, 12368538, 13742820, 17669340, 20614230, 24737076, 30921345, 41228460, 61842690, 123685380]

約数ペア:

[(1, 123685380), (2, 61842690), (3, 41228460), (4, 30921345), (5, 24737076), (6, 20614230), (7, 17669340), (9, 13742820), (10, 12368538), (12, 10307115), (13, 9514260), (14, 8834670), (15, 8245692), (18, 6871410), (20, 6184269), (21, 5889780), (26, 4757130), (27, 4580940), (28, 4417335), (30, 4122846), (35, 3533868), (36, 3435705), (39, 3171420), (42, 2944890), (45, 2748564), (52, 2378565), (54, 2290470), (60, 2061423), (63, 1963260), (65, 1902852), (70, 1766934), (78, 1585710), (81, 1526980), (84, 1472445), (90, 1374282), (91, 1359180), (105, 1177956), (108, 1145235), (117, 1057140), (126, 981630), (130, 951426), (135, 916188), (140, 883467), (156, 792855), (162, 763490), (180, 687141), (182, 679590), (189, 654420), (195, 634284), (210, 588978), (234, 528570), (252, 490815), (260, 475713), (270, 458094), (273, 453060), (315, 392652), (324, 381745), (351, 352380), (364, 339795), (378, 327210), (390, 317142), (405, 305396), (420, 294489), (455, 271836), (468, 264285), (540, 229047), (546, 226530), (567, 218140), (585, 211428), (630, 196326), (702, 176190), (756, 163605), (780, 158571), (810, 152698), (819, 151020), (839, 147420), (910, 135918), (945, 130884), (1053, 117460), (1092, 113265), (1134, 109070), (1170, 105714), (1260, 98163), (1365, 90612), (1404, 88095), (1620, 76349), (1638, 75510), (1678, 73710), (1755, 70476), (1820, 67959), (1890, 65442), (2106, 58730), (2268, 54535), (2340, 52857), (2457, 50340), (2517, 49140), (2730, 45306), (2835, 43628), (3276, 37755), (3356, 36855), (3510, 35238), (3780, 32721), (4095, 30204), (4195, 29484), (4212, 29365), (4914, 25170), (5034, 24570), (5265, 23492), (5460, 22653), (5670, 21814), (5873, 21060), (7020, 17619), (7371, 16780), (7551, 16380), (8190, 15102), (8390, 14742), (9828, 12585), (10068, 12285), (10530, 11746), (10907, 11340)]