1331569360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{65789}}^1$

素因数の和:65836

約数の個数: 80

約数和(自身を含む): 3524238720

約数和(自身を除く): 2192669360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 20240, 65789, 131578, 263156, 328945, 526312, 657890, 723679, 1052624, 1315780, 1447358, 1513147, 2631560, 2894716, 3026294, 3618395, 5263120, 5789432, 6052588, 7236790, 7565735, 11578864, 12105176, 14473580, 15131470, 16644617, 24210352, 28947160, 30262940, 33289234, 57894320, 60525880, 66578468, 83223085, 121051760, 133156936, 166446170, 266313872, 332892340, 665784680, 1331569360]

約数ペア:

[(1, 1331569360), (2, 665784680), (4, 332892340), (5, 266313872), (8, 166446170), (10, 133156936), (11, 121051760), (16, 83223085), (20, 66578468), (22, 60525880), (23, 57894320), (40, 33289234), (44, 30262940), (46, 28947160), (55, 24210352), (80, 16644617), (88, 15131470), (92, 14473580), (110, 12105176), (115, 11578864), (176, 7565735), (184, 7236790), (220, 6052588), (230, 5789432), (253, 5263120), (368, 3618395), (440, 3026294), (460, 2894716), (506, 2631560), (880, 1513147), (920, 1447358), (1012, 1315780), (1265, 1052624), (1840, 723679), (2024, 657890), (2530, 526312), (4048, 328945), (5060, 263156), (10120, 131578), (20240, 65789)]