131485680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 200

約数和(自身を含む): 463443552

約数和(自身を除く): 331957872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 103, 108, 120, 135, 144, 162, 180, 197, 206, 216, 240, 270, 309, 324, 360, 394, 405, 412, 432, 515, 540, 591, 618, 648, 720, 788, 810, 824, 927, 985, 1030, 1080, 1182, 1236, 1296, 1545, 1576, 1620, 1648, 1773, 1854, 1970, 2060, 2160, 2364, 2472, 2781, 2955, 3090, 3152, 3240, 3546, 3708, 3940, 4120, 4635, 4728, 4944, 5319, 5562, 5910, 6180, 6480, 7092, 7416, 7880, 8240, 8343, 8865, 9270, 9456, 10638, 11124, 11820, 12360, 13905, 14184, 14832, 15760, 15957, 16686, 17730, 18540, 20291, 21276, 22248, 23640, 24720, 26595, 27810, 28368, 31914, 33372, 35460, 37080, 40582, 41715, 42552, 44496, 47280, 53190, 55620, 60873, 63828, 66744, 70920, 74160, 79785, 81164, 83430, 85104, 101455, 106380, 111240, 121746, 127656, 133488, 141840, 159570, 162328, 166860, 182619, 202910, 212760, 222480, 243492, 255312, 304365, 319140, 324656, 333720, 365238, 405820, 425520, 486984, 547857, 608730, 638280, 667440, 730476, 811640, 913095, 973968, 1095714, 1217460, 1276560, 1460952, 1623280, 1643571, 1826190, 2191428, 2434920, 2739285, 2921904, 3287142, 3652380, 4382856, 4869840, 5478570, 6574284, 7304760, 8217855, 8765712, 10957140, 13148568, 14609520, 16435710, 21914280, 26297136, 32871420, 43828560, 65742840, 131485680]

約数ペア:

[(1, 131485680), (2, 65742840), (3, 43828560), (4, 32871420), (5, 26297136), (6, 21914280), (8, 16435710), (9, 14609520), (10, 13148568), (12, 10957140), (15, 8765712), (16, 8217855), (18, 7304760), (20, 6574284), (24, 5478570), (27, 4869840), (30, 4382856), (36, 3652380), (40, 3287142), (45, 2921904), (48, 2739285), (54, 2434920), (60, 2191428), (72, 1826190), (80, 1643571), (81, 1623280), (90, 1460952), (103, 1276560), (108, 1217460), (120, 1095714), (135, 973968), (144, 913095), (162, 811640), (180, 730476), (197, 667440), (206, 638280), (216, 608730), (240, 547857), (270, 486984), (309, 425520), (324, 405820), (360, 365238), (394, 333720), (405, 324656), (412, 319140), (432, 304365), (515, 255312), (540, 243492), (591, 222480), (618, 212760), (648, 202910), (720, 182619), (788, 166860), (810, 162328), (824, 159570), (927, 141840), (985, 133488), (1030, 127656), (1080, 121746), (1182, 111240), (1236, 106380), (1296, 101455), (1545, 85104), (1576, 83430), (1620, 81164), (1648, 79785), (1773, 74160), (1854, 70920), (1970, 66744), (2060, 63828), (2160, 60873), (2364, 55620), (2472, 53190), (2781, 47280), (2955, 44496), (3090, 42552), (3152, 41715), (3240, 40582), (3546, 37080), (3708, 35460), (3940, 33372), (4120, 31914), (4635, 28368), (4728, 27810), (4944, 26595), (5319, 24720), (5562, 23640), (5910, 22248), (6180, 21276), (6480, 20291), (7092, 18540), (7416, 17730), (7880, 16686), (8240, 15957), (8343, 15760), (8865, 14832), (9270, 14184), (9456, 13905), (10638, 12360), (11124, 11820)]