31967320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 91445760

約数和(自身を除く): 59478440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 97, 107, 110, 140, 154, 194, 214, 220, 280, 308, 385, 388, 428, 440, 485, 535, 616, 679, 749, 770, 776, 856, 970, 1067, 1070, 1177, 1358, 1498, 1540, 1940, 2134, 2140, 2354, 2716, 2996, 3080, 3395, 3745, 3880, 4268, 4280, 4708, 5335, 5432, 5885, 5992, 6790, 7469, 7490, 8239, 8536, 9416, 10379, 10670, 11770, 13580, 14938, 14980, 16478, 20758, 21340, 23540, 27160, 29876, 29960, 32956, 37345, 41195, 41516, 42680, 47080, 51895, 59752, 65912, 72653, 74690, 82390, 83032, 103790, 114169, 145306, 149380, 164780, 207580, 228338, 290612, 298760, 329560, 363265, 415160, 456676, 570845, 581224, 726530, 799183, 913352, 1141690, 1453060, 1598366, 2283380, 2906120, 3196732, 3995915, 4566760, 6393464, 7991830, 15983660, 31967320]

約数ペア:

[(1, 31967320), (2, 15983660), (4, 7991830), (5, 6393464), (7, 4566760), (8, 3995915), (10, 3196732), (11, 2906120), (14, 2283380), (20, 1598366), (22, 1453060), (28, 1141690), (35, 913352), (40, 799183), (44, 726530), (55, 581224), (56, 570845), (70, 456676), (77, 415160), (88, 363265), (97, 329560), (107, 298760), (110, 290612), (140, 228338), (154, 207580), (194, 164780), (214, 149380), (220, 145306), (280, 114169), (308, 103790), (385, 83032), (388, 82390), (428, 74690), (440, 72653), (485, 65912), (535, 59752), (616, 51895), (679, 47080), (749, 42680), (770, 41516), (776, 41195), (856, 37345), (970, 32956), (1067, 29960), (1070, 29876), (1177, 27160), (1358, 23540), (1498, 21340), (1540, 20758), (1940, 16478), (2134, 14980), (2140, 14938), (2354, 13580), (2716, 11770), (2996, 10670), (3080, 10379), (3395, 9416), (3745, 8536), (3880, 8239), (4268, 7490), (4280, 7469), (4708, 6790), (5335, 5992), (5432, 5885)]