31144680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1$

素因数の和:768

約数の個数: 192

約数和(自身を含む): 122653440

約数和(自身を除く): 91508760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 476, 504, 510, 595, 612, 630, 680, 714, 727, 765, 840, 952, 1020, 1071, 1190, 1224, 1260, 1428, 1454, 1530, 1785, 2040, 2142, 2181, 2380, 2520, 2856, 2908, 3060, 3570, 3635, 4284, 4362, 4760, 5089, 5355, 5816, 6120, 6543, 7140, 7270, 8568, 8724, 10178, 10710, 10905, 12359, 13086, 14280, 14540, 15267, 17448, 20356, 21420, 21810, 24718, 25445, 26172, 29080, 30534, 32715, 37077, 40712, 42840, 43620, 45801, 49436, 50890, 52344, 61068, 61795, 65430, 74154, 76335, 86513, 87240, 91602, 98872, 101780, 111231, 122136, 123590, 130860, 148308, 152670, 173026, 183204, 185385, 203560, 222462, 229005, 247180, 259539, 261720, 296616, 305340, 346052, 366408, 370770, 432565, 444924, 458010, 494360, 519078, 556155, 610680, 692104, 741540, 778617, 865130, 889848, 916020, 1038156, 1112310, 1297695, 1483080, 1557234, 1730260, 1832040, 2076312, 2224620, 2595390, 3114468, 3460520, 3893085, 4449240, 5190780, 6228936, 7786170, 10381560, 15572340, 31144680]

約数ペア:

[(1, 31144680), (2, 15572340), (3, 10381560), (4, 7786170), (5, 6228936), (6, 5190780), (7, 4449240), (8, 3893085), (9, 3460520), (10, 3114468), (12, 2595390), (14, 2224620), (15, 2076312), (17, 1832040), (18, 1730260), (20, 1557234), (21, 1483080), (24, 1297695), (28, 1112310), (30, 1038156), (34, 916020), (35, 889848), (36, 865130), (40, 778617), (42, 741540), (45, 692104), (51, 610680), (56, 556155), (60, 519078), (63, 494360), (68, 458010), (70, 444924), (72, 432565), (84, 370770), (85, 366408), (90, 346052), (102, 305340), (105, 296616), (119, 261720), (120, 259539), (126, 247180), (136, 229005), (140, 222462), (153, 203560), (168, 185385), (170, 183204), (180, 173026), (204, 152670), (210, 148308), (238, 130860), (252, 123590), (255, 122136), (280, 111231), (306, 101780), (315, 98872), (340, 91602), (357, 87240), (360, 86513), (408, 76335), (420, 74154), (476, 65430), (504, 61795), (510, 61068), (595, 52344), (612, 50890), (630, 49436), (680, 45801), (714, 43620), (727, 42840), (765, 40712), (840, 37077), (952, 32715), (1020, 30534), (1071, 29080), (1190, 26172), (1224, 25445), (1260, 24718), (1428, 21810), (1454, 21420), (1530, 20356), (1785, 17448), (2040, 15267), (2142, 14540), (2181, 14280), (2380, 13086), (2520, 12359), (2856, 10905), (2908, 10710), (3060, 10178), (3570, 8724), (3635, 8568), (4284, 7270), (4362, 7140), (4760, 6543), (5089, 6120), (5355, 5816)]