289436240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1709}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 706093200

約数和(自身を除く): 416656960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 73, 80, 116, 145, 146, 232, 290, 292, 365, 464, 580, 584, 730, 1160, 1168, 1460, 1709, 2117, 2320, 2920, 3418, 4234, 5840, 6836, 8468, 8545, 10585, 13672, 16936, 17090, 21170, 27344, 33872, 34180, 42340, 49561, 68360, 84680, 99122, 124757, 136720, 169360, 198244, 247805, 249514, 396488, 495610, 499028, 623785, 792976, 991220, 998056, 1247570, 1982440, 1996112, 2495140, 3617953, 3964880, 4990280, 7235906, 9980560, 14471812, 18089765, 28943624, 36179530, 57887248, 72359060, 144718120, 289436240]

約数ペア:

[(1, 289436240), (2, 144718120), (4, 72359060), (5, 57887248), (8, 36179530), (10, 28943624), (16, 18089765), (20, 14471812), (29, 9980560), (40, 7235906), (58, 4990280), (73, 3964880), (80, 3617953), (116, 2495140), (145, 1996112), (146, 1982440), (232, 1247570), (290, 998056), (292, 991220), (365, 792976), (464, 623785), (580, 499028), (584, 495610), (730, 396488), (1160, 249514), (1168, 247805), (1460, 198244), (1709, 169360), (2117, 136720), (2320, 124757), (2920, 99122), (3418, 84680), (4234, 68360), (5840, 49561), (6836, 42340), (8468, 34180), (8545, 33872), (10585, 27344), (13672, 21170), (16936, 17090)]