118920620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 326184768

約数和(自身を除く): 207264148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 181, 182, 190, 247, 260, 266, 361, 362, 364, 380, 455, 494, 532, 665, 722, 724, 905, 910, 988, 1235, 1267, 1330, 1444, 1729, 1805, 1810, 1820, 2353, 2470, 2527, 2534, 2660, 3439, 3458, 3610, 3620, 4693, 4706, 4940, 5054, 5068, 6335, 6878, 6916, 7220, 8645, 9386, 9412, 10108, 11765, 12635, 12670, 13756, 16471, 17195, 17290, 18772, 23465, 23530, 24073, 25270, 25340, 32851, 32942, 34390, 34580, 44707, 46930, 47060, 48146, 50540, 65341, 65702, 65884, 68780, 82355, 89414, 93860, 96292, 120365, 130682, 131404, 164255, 164710, 178828, 223535, 240730, 261364, 312949, 326705, 328510, 329420, 447070, 457387, 481460, 625898, 653410, 657020, 849433, 894140, 914774, 1251796, 1306820, 1564745, 1698866, 1829548, 2286935, 3129490, 3397732, 4247165, 4573870, 5946031, 6258980, 8494330, 9147740, 11892062, 16988660, 23784124, 29730155, 59460310, 118920620]

約数ペア:

[(1, 118920620), (2, 59460310), (4, 29730155), (5, 23784124), (7, 16988660), (10, 11892062), (13, 9147740), (14, 8494330), (19, 6258980), (20, 5946031), (26, 4573870), (28, 4247165), (35, 3397732), (38, 3129490), (52, 2286935), (65, 1829548), (70, 1698866), (76, 1564745), (91, 1306820), (95, 1251796), (130, 914774), (133, 894140), (140, 849433), (181, 657020), (182, 653410), (190, 625898), (247, 481460), (260, 457387), (266, 447070), (361, 329420), (362, 328510), (364, 326705), (380, 312949), (455, 261364), (494, 240730), (532, 223535), (665, 178828), (722, 164710), (724, 164255), (905, 131404), (910, 130682), (988, 120365), (1235, 96292), (1267, 93860), (1330, 89414), (1444, 82355), (1729, 68780), (1805, 65884), (1810, 65702), (1820, 65341), (2353, 50540), (2470, 48146), (2527, 47060), (2534, 46930), (2660, 44707), (3439, 34580), (3458, 34390), (3610, 32942), (3620, 32851), (4693, 25340), (4706, 25270), (4940, 24073), (5054, 23530), (5068, 23465), (6335, 18772), (6878, 17290), (6916, 17195), (7220, 16471), (8645, 13756), (9386, 12670), (9412, 12635), (10108, 11765)]