731837288

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 1794374400

約数和(自身を除く): 1062537112

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 157, 182, 247, 266, 314, 337, 364, 494, 532, 628, 674, 728, 988, 1064, 1099, 1256, 1348, 1729, 1976, 2041, 2198, 2359, 2696, 2983, 3458, 4082, 4381, 4396, 4718, 5966, 6403, 6916, 8164, 8762, 8792, 9436, 11932, 12806, 13832, 14287, 16328, 17524, 18872, 20881, 23864, 25612, 28574, 30667, 35048, 38779, 41762, 44821, 51224, 52909, 57148, 61334, 77558, 83239, 83524, 89642, 105818, 114296, 122668, 155116, 166478, 167048, 179284, 211636, 245336, 271453, 310232, 332956, 358568, 370363, 423272, 542906, 582673, 665912, 687817, 740726, 1005271, 1085812, 1165346, 1375634, 1481452, 2010542, 2171624, 2330692, 2751268, 2962904, 4021084, 4661384, 4814719, 5502536, 7036897, 8042168, 9629438, 13068523, 14073794, 19258876, 26137046, 28147588, 38517752, 52274092, 56295176, 91479661, 104548184, 182959322, 365918644, 731837288]

約数ペア:

[(1, 731837288), (2, 365918644), (4, 182959322), (7, 104548184), (8, 91479661), (13, 56295176), (14, 52274092), (19, 38517752), (26, 28147588), (28, 26137046), (38, 19258876), (52, 14073794), (56, 13068523), (76, 9629438), (91, 8042168), (104, 7036897), (133, 5502536), (152, 4814719), (157, 4661384), (182, 4021084), (247, 2962904), (266, 2751268), (314, 2330692), (337, 2171624), (364, 2010542), (494, 1481452), (532, 1375634), (628, 1165346), (674, 1085812), (728, 1005271), (988, 740726), (1064, 687817), (1099, 665912), (1256, 582673), (1348, 542906), (1729, 423272), (1976, 370363), (2041, 358568), (2198, 332956), (2359, 310232), (2696, 271453), (2983, 245336), (3458, 211636), (4082, 179284), (4381, 167048), (4396, 166478), (4718, 155116), (5966, 122668), (6403, 114296), (6916, 105818), (8164, 89642), (8762, 83524), (8792, 83239), (9436, 77558), (11932, 61334), (12806, 57148), (13832, 52909), (14287, 51224), (16328, 44821), (17524, 41762), (18872, 38779), (20881, 35048), (23864, 30667), (25612, 28574)]