31113460

素因数分解:

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

素因数の和:221

約数の個数: 96

約数和(自身を含む): 78962688

約数和(自身を除く): 47849228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 67, 70, 107, 124, 134, 140, 155, 214, 217, 268, 310, 335, 428, 434, 469, 535, 620, 670, 749, 868, 938, 1070, 1085, 1340, 1498, 1876, 2077, 2140, 2170, 2345, 2996, 3317, 3745, 4154, 4340, 4690, 6634, 7169, 7490, 8308, 9380, 10385, 13268, 14338, 14539, 14980, 16585, 20770, 23219, 28676, 29078, 33170, 35845, 41540, 46438, 50183, 58156, 66340, 71690, 72695, 92876, 100366, 116095, 143380, 145390, 200732, 222239, 232190, 250915, 290780, 444478, 464380, 501830, 888956, 1003660, 1111195, 1555673, 2222390, 3111346, 4444780, 6222692, 7778365, 15556730, 31113460]

約数ペア:

[(1, 31113460), (2, 15556730), (4, 7778365), (5, 6222692), (7, 4444780), (10, 3111346), (14, 2222390), (20, 1555673), (28, 1111195), (31, 1003660), (35, 888956), (62, 501830), (67, 464380), (70, 444478), (107, 290780), (124, 250915), (134, 232190), (140, 222239), (155, 200732), (214, 145390), (217, 143380), (268, 116095), (310, 100366), (335, 92876), (428, 72695), (434, 71690), (469, 66340), (535, 58156), (620, 50183), (670, 46438), (749, 41540), (868, 35845), (938, 33170), (1070, 29078), (1085, 28676), (1340, 23219), (1498, 20770), (1876, 16585), (2077, 14980), (2140, 14539), (2170, 14338), (2345, 13268), (2996, 10385), (3317, 9380), (3745, 8308), (4154, 7490), (4340, 7169), (4690, 6634)]