261151254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 192

約数和(自身を含む): 743608320

約数和(自身を除く): 482457066

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 37, 39, 42, 62, 63, 74, 78, 91, 93, 111, 117, 126, 139, 182, 186, 217, 222, 234, 259, 273, 278, 279, 333, 403, 417, 434, 481, 518, 546, 558, 651, 666, 777, 806, 819, 834, 962, 973, 1147, 1209, 1251, 1302, 1443, 1554, 1638, 1807, 1946, 1953, 2294, 2331, 2418, 2502, 2821, 2886, 2919, 3367, 3441, 3614, 3627, 3906, 4309, 4329, 4662, 5143, 5421, 5642, 5838, 6734, 6882, 7254, 8029, 8463, 8618, 8658, 8757, 10101, 10286, 10323, 10842, 12649, 12927, 14911, 15429, 16058, 16263, 16926, 17514, 20202, 20646, 24087, 25298, 25389, 25854, 29822, 30163, 30303, 30858, 32526, 36001, 37947, 38781, 44733, 46287, 48174, 50778, 56017, 60326, 60606, 66859, 72002, 72261, 75894, 77562, 89466, 90489, 92574, 104377, 108003, 112034, 113841, 133718, 134199, 144522, 159433, 168051, 180978, 200577, 208754, 216006, 227682, 268398, 271467, 313131, 318866, 324009, 336102, 392119, 401154, 468013, 478299, 504153, 542934, 601731, 626262, 648018, 784238, 936026, 939393, 956598, 1008306, 1116031, 1176357, 1203462, 1404039, 1434897, 1878786, 2072629, 2232062, 2352714, 2808078, 2869794, 3348093, 3529071, 4145258, 4212117, 6217887, 6696186, 7058142, 8424234, 10044279, 12435774, 14508403, 18653661, 20088558, 29016806, 37307322, 43525209, 87050418, 130575627, 261151254]

約数ペア:

[(1, 261151254), (2, 130575627), (3, 87050418), (6, 43525209), (7, 37307322), (9, 29016806), (13, 20088558), (14, 18653661), (18, 14508403), (21, 12435774), (26, 10044279), (31, 8424234), (37, 7058142), (39, 6696186), (42, 6217887), (62, 4212117), (63, 4145258), (74, 3529071), (78, 3348093), (91, 2869794), (93, 2808078), (111, 2352714), (117, 2232062), (126, 2072629), (139, 1878786), (182, 1434897), (186, 1404039), (217, 1203462), (222, 1176357), (234, 1116031), (259, 1008306), (273, 956598), (278, 939393), (279, 936026), (333, 784238), (403, 648018), (417, 626262), (434, 601731), (481, 542934), (518, 504153), (546, 478299), (558, 468013), (651, 401154), (666, 392119), (777, 336102), (806, 324009), (819, 318866), (834, 313131), (962, 271467), (973, 268398), (1147, 227682), (1209, 216006), (1251, 208754), (1302, 200577), (1443, 180978), (1554, 168051), (1638, 159433), (1807, 144522), (1946, 134199), (1953, 133718), (2294, 113841), (2331, 112034), (2418, 108003), (2502, 104377), (2821, 92574), (2886, 90489), (2919, 89466), (3367, 77562), (3441, 75894), (3614, 72261), (3627, 72002), (3906, 66859), (4309, 60606), (4329, 60326), (4662, 56017), (5143, 50778), (5421, 48174), (5642, 46287), (5838, 44733), (6734, 38781), (6882, 37947), (7254, 36001), (8029, 32526), (8463, 30858), (8618, 30303), (8658, 30163), (8757, 29822), (10101, 25854), (10286, 25389), (10323, 25298), (10842, 24087), (12649, 20646), (12927, 20202), (14911, 17514), (15429, 16926), (16058, 16263)]