31195710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:339

約数の個数: 144

約数和(自身を含む): 100717344

約数和(自身を除く): 69521634

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 169, 182, 195, 210, 234, 273, 293, 315, 338, 390, 455, 507, 546, 585, 586, 630, 819, 845, 879, 910, 1014, 1170, 1183, 1365, 1465, 1521, 1638, 1690, 1758, 2051, 2366, 2535, 2637, 2730, 2930, 3042, 3549, 3809, 4095, 4102, 4395, 5070, 5274, 5915, 6153, 7098, 7605, 7618, 8190, 8790, 10255, 10647, 11427, 11830, 12306, 13185, 15210, 17745, 18459, 19045, 20510, 21294, 22854, 26370, 26663, 30765, 34281, 35490, 36918, 38090, 49517, 53235, 53326, 57135, 61530, 68562, 79989, 92295, 99034, 106470, 114270, 133315, 148551, 159978, 171405, 184590, 239967, 247585, 266630, 297102, 342810, 346619, 399945, 445653, 479934, 495170, 693238, 742755, 799890, 891306, 1039857, 1199835, 1485510, 1733095, 2079714, 2228265, 2399670, 3119571, 3466190, 4456530, 5199285, 6239142, 10398570, 15597855, 31195710]

約数ペア:

[(1, 31195710), (2, 15597855), (3, 10398570), (5, 6239142), (6, 5199285), (7, 4456530), (9, 3466190), (10, 3119571), (13, 2399670), (14, 2228265), (15, 2079714), (18, 1733095), (21, 1485510), (26, 1199835), (30, 1039857), (35, 891306), (39, 799890), (42, 742755), (45, 693238), (63, 495170), (65, 479934), (70, 445653), (78, 399945), (90, 346619), (91, 342810), (105, 297102), (117, 266630), (126, 247585), (130, 239967), (169, 184590), (182, 171405), (195, 159978), (210, 148551), (234, 133315), (273, 114270), (293, 106470), (315, 99034), (338, 92295), (390, 79989), (455, 68562), (507, 61530), (546, 57135), (585, 53326), (586, 53235), (630, 49517), (819, 38090), (845, 36918), (879, 35490), (910, 34281), (1014, 30765), (1170, 26663), (1183, 26370), (1365, 22854), (1465, 21294), (1521, 20510), (1638, 19045), (1690, 18459), (1758, 17745), (2051, 15210), (2366, 13185), (2535, 12306), (2637, 11830), (2730, 11427), (2930, 10647), (3042, 10255), (3549, 8790), (3809, 8190), (4095, 7618), (4102, 7605), (4395, 7098), (5070, 6153), (5274, 5915)]