15556730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 33841152

約数和(自身を除く): 18284422

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 67, 70, 107, 134, 155, 214, 217, 310, 335, 434, 469, 535, 670, 749, 938, 1070, 1085, 1498, 2077, 2170, 2345, 3317, 3745, 4154, 4690, 6634, 7169, 7490, 10385, 14338, 14539, 16585, 20770, 23219, 29078, 33170, 35845, 46438, 50183, 71690, 72695, 100366, 116095, 145390, 222239, 232190, 250915, 444478, 501830, 1111195, 1555673, 2222390, 3111346, 7778365, 15556730]

約数ペア:

[(1, 15556730), (2, 7778365), (5, 3111346), (7, 2222390), (10, 1555673), (14, 1111195), (31, 501830), (35, 444478), (62, 250915), (67, 232190), (70, 222239), (107, 145390), (134, 116095), (155, 100366), (214, 72695), (217, 71690), (310, 50183), (335, 46438), (434, 35845), (469, 33170), (535, 29078), (670, 23219), (749, 20770), (938, 16585), (1070, 14539), (1085, 14338), (1498, 10385), (2077, 7490), (2170, 7169), (2345, 6634), (3317, 4690), (3745, 4154)]