131309640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1579}}^1$

素因数の和:1617

約数の個数: 256

約数和(自身を含む): 546048000

約数和(自身を除く): 414738360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1579, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2772, 2970, 3080, 3158, 3465, 3780, 3960, 4158, 4620, 4737, 5544, 5940, 6316, 6930, 7560, 7895, 8316, 9240, 9474, 10395, 11053, 11880, 12632, 13860, 14211, 15790, 16632, 17369, 18948, 20790, 22106, 23685, 27720, 28422, 31580, 33159, 34738, 37896, 41580, 42633, 44212, 47370, 52107, 55265, 56844, 63160, 66318, 69476, 71055, 83160, 85266, 86845, 88424, 94740, 99477, 104214, 110530, 113688, 121583, 132636, 138952, 142110, 156321, 165795, 170532, 173690, 189480, 198954, 208428, 213165, 221060, 243166, 260535, 265272, 284220, 298431, 312642, 331590, 341064, 347380, 364749, 397908, 416856, 426330, 442120, 468963, 486332, 497385, 521070, 568440, 596862, 607915, 625284, 663180, 694760, 729498, 781605, 795816, 852660, 937926, 972664, 994770, 1042140, 1094247, 1193724, 1215830, 1250568, 1326360, 1458996, 1492155, 1563210, 1705320, 1823745, 1875852, 1989540, 2084280, 2188494, 2344815, 2387448, 2431660, 2917992, 2984310, 3126420, 3282741, 3647490, 3751704, 3979080, 4376988, 4689630, 4863320, 5471235, 5968620, 6252840, 6565482, 7294980, 8753976, 9379260, 10942470, 11937240, 13130964, 14589960, 16413705, 18758520, 21884940, 26261928, 32827410, 43769880, 65654820, 131309640]

約数ペア:

[(1, 131309640), (2, 65654820), (3, 43769880), (4, 32827410), (5, 26261928), (6, 21884940), (7, 18758520), (8, 16413705), (9, 14589960), (10, 13130964), (11, 11937240), (12, 10942470), (14, 9379260), (15, 8753976), (18, 7294980), (20, 6565482), (21, 6252840), (22, 5968620), (24, 5471235), (27, 4863320), (28, 4689630), (30, 4376988), (33, 3979080), (35, 3751704), (36, 3647490), (40, 3282741), (42, 3126420), (44, 2984310), (45, 2917992), (54, 2431660), (55, 2387448), (56, 2344815), (60, 2188494), (63, 2084280), (66, 1989540), (70, 1875852), (72, 1823745), (77, 1705320), (84, 1563210), (88, 1492155), (90, 1458996), (99, 1326360), (105, 1250568), (108, 1215830), (110, 1193724), (120, 1094247), (126, 1042140), (132, 994770), (135, 972664), (140, 937926), (154, 852660), (165, 795816), (168, 781605), (180, 729498), (189, 694760), (198, 663180), (210, 625284), (216, 607915), (220, 596862), (231, 568440), (252, 521070), (264, 497385), (270, 486332), (280, 468963), (297, 442120), (308, 426330), (315, 416856), (330, 397908), (360, 364749), (378, 347380), (385, 341064), (396, 331590), (420, 312642), (440, 298431), (462, 284220), (495, 265272), (504, 260535), (540, 243166), (594, 221060), (616, 213165), (630, 208428), (660, 198954), (693, 189480), (756, 173690), (770, 170532), (792, 165795), (840, 156321), (924, 142110), (945, 138952), (990, 132636), (1080, 121583), (1155, 113688), (1188, 110530), (1260, 104214), (1320, 99477), (1386, 94740), (1485, 88424), (1512, 86845), (1540, 85266), (1579, 83160), (1848, 71055), (1890, 69476), (1980, 66318), (2079, 63160), (2310, 56844), (2376, 55265), (2520, 52107), (2772, 47370), (2970, 44212), (3080, 42633), (3158, 41580), (3465, 37896), (3780, 34738), (3960, 33159), (4158, 31580), (4620, 28422), (4737, 27720), (5544, 23685), (5940, 22106), (6316, 20790), (6930, 18948), (7560, 17369), (7895, 16632), (8316, 15790), (9240, 14211), (9474, 13860), (10395, 12632), (11053, 11880)]