31158960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1131

約数の個数: 160

約数和(自身を含む): 116992512

約数和(自身を除く): 85833552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1091, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2182, 2380, 2856, 3273, 3570, 4080, 4364, 4760, 5455, 5712, 6546, 7140, 7637, 8728, 9520, 10910, 13092, 14280, 15274, 16365, 17456, 18547, 21820, 22911, 26184, 28560, 30548, 32730, 37094, 38185, 43640, 45822, 52368, 55641, 61096, 65460, 74188, 76370, 87280, 91644, 92735, 111282, 114555, 122192, 129829, 130920, 148376, 152740, 183288, 185470, 222564, 229110, 259658, 261840, 278205, 296752, 305480, 366576, 370940, 389487, 445128, 458220, 519316, 556410, 610960, 649145, 741880, 778974, 890256, 916440, 1038632, 1112820, 1298290, 1483760, 1557948, 1832880, 1947435, 2077264, 2225640, 2596580, 3115896, 3894870, 4451280, 5193160, 6231792, 7789740, 10386320, 15579480, 31158960]

約数ペア:

[(1, 31158960), (2, 15579480), (3, 10386320), (4, 7789740), (5, 6231792), (6, 5193160), (7, 4451280), (8, 3894870), (10, 3115896), (12, 2596580), (14, 2225640), (15, 2077264), (16, 1947435), (17, 1832880), (20, 1557948), (21, 1483760), (24, 1298290), (28, 1112820), (30, 1038632), (34, 916440), (35, 890256), (40, 778974), (42, 741880), (48, 649145), (51, 610960), (56, 556410), (60, 519316), (68, 458220), (70, 445128), (80, 389487), (84, 370940), (85, 366576), (102, 305480), (105, 296752), (112, 278205), (119, 261840), (120, 259658), (136, 229110), (140, 222564), (168, 185470), (170, 183288), (204, 152740), (210, 148376), (238, 130920), (240, 129829), (255, 122192), (272, 114555), (280, 111282), (336, 92735), (340, 91644), (357, 87280), (408, 76370), (420, 74188), (476, 65460), (510, 61096), (560, 55641), (595, 52368), (680, 45822), (714, 43640), (816, 38185), (840, 37094), (952, 32730), (1020, 30548), (1091, 28560), (1190, 26184), (1360, 22911), (1428, 21820), (1680, 18547), (1785, 17456), (1904, 16365), (2040, 15274), (2182, 14280), (2380, 13092), (2856, 10910), (3273, 9520), (3570, 8728), (4080, 7637), (4364, 7140), (4760, 6546), (5455, 5712)]