131371380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2543}}^1$

素因数の和:2606

約数の個数: 144

約数和(自身を含む): 466712064

約数和(自身を除く): 335340684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 60, 63, 70, 82, 84, 90, 105, 123, 126, 140, 164, 180, 205, 210, 246, 252, 287, 315, 369, 410, 420, 492, 574, 615, 630, 738, 820, 861, 1148, 1230, 1260, 1435, 1476, 1722, 1845, 2460, 2543, 2583, 2870, 3444, 3690, 4305, 5086, 5166, 5740, 7380, 7629, 8610, 10172, 10332, 12715, 12915, 15258, 17220, 17801, 22887, 25430, 25830, 30516, 35602, 38145, 45774, 50860, 51660, 53403, 71204, 76290, 89005, 91548, 104263, 106806, 114435, 152580, 160209, 178010, 208526, 213612, 228870, 267015, 312789, 320418, 356020, 417052, 457740, 521315, 534030, 625578, 640836, 729841, 801045, 938367, 1042630, 1068060, 1251156, 1459682, 1563945, 1602090, 1876734, 2085260, 2189523, 2919364, 3127890, 3204180, 3649205, 3753468, 4379046, 4691835, 6255780, 6568569, 7298410, 8758092, 9383670, 10947615, 13137138, 14596820, 18767340, 21895230, 26274276, 32842845, 43790460, 65685690, 131371380]

約数ペア:

[(1, 131371380), (2, 65685690), (3, 43790460), (4, 32842845), (5, 26274276), (6, 21895230), (7, 18767340), (9, 14596820), (10, 13137138), (12, 10947615), (14, 9383670), (15, 8758092), (18, 7298410), (20, 6568569), (21, 6255780), (28, 4691835), (30, 4379046), (35, 3753468), (36, 3649205), (41, 3204180), (42, 3127890), (45, 2919364), (60, 2189523), (63, 2085260), (70, 1876734), (82, 1602090), (84, 1563945), (90, 1459682), (105, 1251156), (123, 1068060), (126, 1042630), (140, 938367), (164, 801045), (180, 729841), (205, 640836), (210, 625578), (246, 534030), (252, 521315), (287, 457740), (315, 417052), (369, 356020), (410, 320418), (420, 312789), (492, 267015), (574, 228870), (615, 213612), (630, 208526), (738, 178010), (820, 160209), (861, 152580), (1148, 114435), (1230, 106806), (1260, 104263), (1435, 91548), (1476, 89005), (1722, 76290), (1845, 71204), (2460, 53403), (2543, 51660), (2583, 50860), (2870, 45774), (3444, 38145), (3690, 35602), (4305, 30516), (5086, 25830), (5166, 25430), (5740, 22887), (7380, 17801), (7629, 17220), (8610, 15258), (10172, 12915), (10332, 12715)]