30971824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 72182880

約数和(自身を除く): 41211056

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 461, 494, 646, 884, 922, 988, 1292, 1768, 1844, 1976, 2584, 3536, 3688, 3952, 4199, 5168, 5993, 7376, 7837, 8398, 8759, 11986, 15674, 16796, 17518, 23972, 31348, 33592, 35036, 47944, 62696, 67184, 70072, 95888, 101881, 113867, 125392, 140144, 148903, 203762, 227734, 297806, 407524, 455468, 595612, 815048, 910936, 1191224, 1630096, 1821872, 1935739, 2382448, 3871478, 7742956, 15485912, 30971824]

約数ペア:

[(1, 30971824), (2, 15485912), (4, 7742956), (8, 3871478), (13, 2382448), (16, 1935739), (17, 1821872), (19, 1630096), (26, 1191224), (34, 910936), (38, 815048), (52, 595612), (68, 455468), (76, 407524), (104, 297806), (136, 227734), (152, 203762), (208, 148903), (221, 140144), (247, 125392), (272, 113867), (304, 101881), (323, 95888), (442, 70072), (461, 67184), (494, 62696), (646, 47944), (884, 35036), (922, 33592), (988, 31348), (1292, 23972), (1768, 17518), (1844, 16796), (1976, 15674), (2584, 11986), (3536, 8759), (3688, 8398), (3952, 7837), (4199, 7376), (5168, 5993)]