31931550

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 104755200

約数和(自身を除く): 72823650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 31, 35, 42, 45, 50, 54, 62, 63, 70, 75, 90, 93, 105, 109, 126, 135, 150, 155, 175, 186, 189, 210, 217, 218, 225, 270, 279, 310, 315, 327, 350, 378, 434, 450, 465, 525, 545, 558, 630, 651, 654, 675, 763, 775, 837, 930, 945, 981, 1050, 1085, 1090, 1302, 1350, 1395, 1526, 1550, 1575, 1635, 1674, 1890, 1953, 1962, 2170, 2289, 2325, 2725, 2790, 2943, 3150, 3255, 3270, 3379, 3815, 3906, 4185, 4578, 4650, 4725, 4905, 5425, 5450, 5859, 5886, 6510, 6758, 6867, 6975, 7630, 8175, 8370, 9450, 9765, 9810, 10137, 10850, 11445, 11718, 13734, 13950, 14715, 16275, 16350, 16895, 19075, 19530, 20274, 20601, 20925, 22890, 23653, 24525, 29295, 29430, 30411, 32550, 33790, 34335, 38150, 41202, 41850, 47306, 48825, 49050, 50685, 57225, 58590, 60822, 68670, 70959, 73575, 84475, 91233, 97650, 101370, 103005, 114450, 118265, 141918, 146475, 147150, 152055, 168950, 171675, 182466, 206010, 212877, 236530, 253425, 292950, 304110, 343350, 354795, 425754, 456165, 506850, 515025, 591325, 638631, 709590, 760275, 912330, 1030050, 1064385, 1182650, 1277262, 1520550, 1773975, 2128770, 2280825, 3193155, 3547950, 4561650, 5321925, 6386310, 10643850, 15965775, 31931550]

約数ペア:

[(1, 31931550), (2, 15965775), (3, 10643850), (5, 6386310), (6, 5321925), (7, 4561650), (9, 3547950), (10, 3193155), (14, 2280825), (15, 2128770), (18, 1773975), (21, 1520550), (25, 1277262), (27, 1182650), (30, 1064385), (31, 1030050), (35, 912330), (42, 760275), (45, 709590), (50, 638631), (54, 591325), (62, 515025), (63, 506850), (70, 456165), (75, 425754), (90, 354795), (93, 343350), (105, 304110), (109, 292950), (126, 253425), (135, 236530), (150, 212877), (155, 206010), (175, 182466), (186, 171675), (189, 168950), (210, 152055), (217, 147150), (218, 146475), (225, 141918), (270, 118265), (279, 114450), (310, 103005), (315, 101370), (327, 97650), (350, 91233), (378, 84475), (434, 73575), (450, 70959), (465, 68670), (525, 60822), (545, 58590), (558, 57225), (630, 50685), (651, 49050), (654, 48825), (675, 47306), (763, 41850), (775, 41202), (837, 38150), (930, 34335), (945, 33790), (981, 32550), (1050, 30411), (1085, 29430), (1090, 29295), (1302, 24525), (1350, 23653), (1395, 22890), (1526, 20925), (1550, 20601), (1575, 20274), (1635, 19530), (1674, 19075), (1890, 16895), (1953, 16350), (1962, 16275), (2170, 14715), (2289, 13950), (2325, 13734), (2725, 11718), (2790, 11445), (2943, 10850), (3150, 10137), (3255, 9810), (3270, 9765), (3379, 9450), (3815, 8370), (3906, 8175), (4185, 7630), (4578, 6975), (4650, 6867), (4725, 6758), (4905, 6510), (5425, 5886), (5450, 5859)]