131525520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1093

約数の個数: 160

約数和(自身を含む): 472350720

約数和(自身を除く): 340825200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 991, 1106, 1185, 1264, 1580, 1659, 1680, 1896, 1982, 2212, 2370, 2765, 2973, 3160, 3318, 3792, 3964, 4424, 4740, 4955, 5530, 5946, 6320, 6636, 6937, 7928, 8295, 8848, 9480, 9910, 11060, 11892, 13272, 13874, 14865, 15856, 16590, 18960, 19820, 20811, 22120, 23784, 26544, 27748, 29730, 33180, 34685, 39640, 41622, 44240, 47568, 55496, 59460, 66360, 69370, 78289, 79280, 83244, 104055, 110992, 118920, 132720, 138740, 156578, 166488, 208110, 234867, 237840, 277480, 313156, 332976, 391445, 416220, 469734, 548023, 554960, 626312, 782890, 832440, 939468, 1096046, 1174335, 1252624, 1565780, 1644069, 1664880, 1878936, 2192092, 2348670, 2740115, 3131560, 3288138, 3757872, 4384184, 4697340, 5480230, 6263120, 6576276, 8220345, 8768368, 9394680, 10960460, 13152552, 16440690, 18789360, 21920920, 26305104, 32881380, 43841840, 65762760, 131525520]

約数ペア:

[(1, 131525520), (2, 65762760), (3, 43841840), (4, 32881380), (5, 26305104), (6, 21920920), (7, 18789360), (8, 16440690), (10, 13152552), (12, 10960460), (14, 9394680), (15, 8768368), (16, 8220345), (20, 6576276), (21, 6263120), (24, 5480230), (28, 4697340), (30, 4384184), (35, 3757872), (40, 3288138), (42, 3131560), (48, 2740115), (56, 2348670), (60, 2192092), (70, 1878936), (79, 1664880), (80, 1644069), (84, 1565780), (105, 1252624), (112, 1174335), (120, 1096046), (140, 939468), (158, 832440), (168, 782890), (210, 626312), (237, 554960), (240, 548023), (280, 469734), (316, 416220), (336, 391445), (395, 332976), (420, 313156), (474, 277480), (553, 237840), (560, 234867), (632, 208110), (790, 166488), (840, 156578), (948, 138740), (991, 132720), (1106, 118920), (1185, 110992), (1264, 104055), (1580, 83244), (1659, 79280), (1680, 78289), (1896, 69370), (1982, 66360), (2212, 59460), (2370, 55496), (2765, 47568), (2973, 44240), (3160, 41622), (3318, 39640), (3792, 34685), (3964, 33180), (4424, 29730), (4740, 27748), (4955, 26544), (5530, 23784), (5946, 22120), (6320, 20811), (6636, 19820), (6937, 18960), (7928, 16590), (8295, 15856), (8848, 14865), (9480, 13874), (9910, 13272), (11060, 11892)]