20151404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 47416320

約数和(自身を除く): 27264916

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 29, 46, 52, 58, 83, 91, 92, 116, 161, 166, 182, 203, 299, 322, 332, 364, 377, 406, 581, 598, 644, 667, 754, 812, 1079, 1162, 1196, 1334, 1508, 1909, 2093, 2158, 2324, 2407, 2639, 2668, 3818, 4186, 4316, 4669, 4814, 5278, 7553, 7636, 8372, 8671, 9338, 9628, 10556, 13363, 15106, 16849, 17342, 18676, 24817, 26726, 30212, 31291, 33698, 34684, 49634, 53452, 55361, 60697, 62582, 67396, 99268, 110722, 121394, 125164, 173719, 219037, 221444, 242788, 347438, 387527, 438074, 694876, 719693, 775054, 876148, 1439386, 1550108, 2878772, 5037851, 10075702, 20151404]

約数ペア:

[(1, 20151404), (2, 10075702), (4, 5037851), (7, 2878772), (13, 1550108), (14, 1439386), (23, 876148), (26, 775054), (28, 719693), (29, 694876), (46, 438074), (52, 387527), (58, 347438), (83, 242788), (91, 221444), (92, 219037), (116, 173719), (161, 125164), (166, 121394), (182, 110722), (203, 99268), (299, 67396), (322, 62582), (332, 60697), (364, 55361), (377, 53452), (406, 49634), (581, 34684), (598, 33698), (644, 31291), (667, 30212), (754, 26726), (812, 24817), (1079, 18676), (1162, 17342), (1196, 16849), (1334, 15106), (1508, 13363), (1909, 10556), (2093, 9628), (2158, 9338), (2324, 8671), (2407, 8372), (2639, 7636), (2668, 7553), (3818, 5278), (4186, 4814), (4316, 4669)]