168997590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 160

約数和(自身を含む): 487872000

約数和(自身を除く): 318874410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 79, 81, 90, 95, 114, 135, 139, 158, 162, 171, 190, 237, 270, 278, 285, 342, 395, 405, 417, 474, 513, 570, 695, 711, 790, 810, 834, 855, 1026, 1185, 1251, 1390, 1422, 1501, 1539, 1710, 2085, 2133, 2370, 2502, 2565, 2641, 3002, 3078, 3555, 3753, 4170, 4266, 4503, 5130, 5282, 6255, 6399, 7110, 7505, 7506, 7695, 7923, 9006, 10665, 10981, 11259, 12510, 12798, 13205, 13509, 15010, 15390, 15846, 18765, 21330, 21962, 22515, 22518, 23769, 26410, 27018, 31995, 32943, 37530, 39615, 40527, 45030, 47538, 54905, 56295, 63990, 65886, 67545, 71307, 79230, 81054, 98829, 109810, 112590, 118845, 121581, 135090, 142614, 164715, 197658, 202635, 208639, 213921, 237690, 243162, 296487, 329430, 356535, 405270, 417278, 427842, 494145, 592974, 607905, 625917, 713070, 889461, 988290, 1043195, 1069605, 1215810, 1251834, 1482435, 1778922, 1877751, 2086390, 2139210, 2964870, 3129585, 3755502, 4447305, 5633253, 6259170, 8894610, 9388755, 11266506, 16899759, 18777510, 28166265, 33799518, 56332530, 84498795, 168997590]

約数ペア:

[(1, 168997590), (2, 84498795), (3, 56332530), (5, 33799518), (6, 28166265), (9, 18777510), (10, 16899759), (15, 11266506), (18, 9388755), (19, 8894610), (27, 6259170), (30, 5633253), (38, 4447305), (45, 3755502), (54, 3129585), (57, 2964870), (79, 2139210), (81, 2086390), (90, 1877751), (95, 1778922), (114, 1482435), (135, 1251834), (139, 1215810), (158, 1069605), (162, 1043195), (171, 988290), (190, 889461), (237, 713070), (270, 625917), (278, 607905), (285, 592974), (342, 494145), (395, 427842), (405, 417278), (417, 405270), (474, 356535), (513, 329430), (570, 296487), (695, 243162), (711, 237690), (790, 213921), (810, 208639), (834, 202635), (855, 197658), (1026, 164715), (1185, 142614), (1251, 135090), (1390, 121581), (1422, 118845), (1501, 112590), (1539, 109810), (1710, 98829), (2085, 81054), (2133, 79230), (2370, 71307), (2502, 67545), (2565, 65886), (2641, 63990), (3002, 56295), (3078, 54905), (3555, 47538), (3753, 45030), (4170, 40527), (4266, 39615), (4503, 37530), (5130, 32943), (5282, 31995), (6255, 27018), (6399, 26410), (7110, 23769), (7505, 22518), (7506, 22515), (7695, 21962), (7923, 21330), (9006, 18765), (10665, 15846), (10981, 15390), (11259, 15010), (12510, 13509), (12798, 13205)]