31749480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 121080960

約数和(自身を除く): 89331480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 56, 60, 63, 70, 72, 84, 86, 90, 105, 120, 126, 129, 140, 168, 172, 180, 210, 215, 252, 258, 280, 293, 301, 315, 344, 360, 387, 420, 430, 504, 516, 586, 602, 630, 645, 774, 840, 860, 879, 903, 1032, 1172, 1204, 1260, 1290, 1465, 1505, 1548, 1720, 1758, 1806, 1935, 2051, 2344, 2408, 2520, 2580, 2637, 2709, 2930, 3010, 3096, 3516, 3612, 3870, 4102, 4395, 4515, 5160, 5274, 5418, 5860, 6020, 6153, 7032, 7224, 7740, 8204, 8790, 9030, 10255, 10548, 10836, 11720, 12040, 12306, 12599, 13185, 13545, 15480, 16408, 17580, 18060, 18459, 20510, 21096, 21672, 24612, 25198, 26370, 27090, 30765, 35160, 36120, 36918, 37797, 41020, 49224, 50396, 52740, 54180, 61530, 62995, 73836, 75594, 82040, 88193, 92295, 100792, 105480, 108360, 113391, 123060, 125990, 147672, 151188, 176386, 184590, 188985, 226782, 246120, 251980, 264579, 302376, 352772, 369180, 377970, 440965, 453564, 503960, 529158, 566955, 705544, 738360, 755940, 793737, 881930, 907128, 1058316, 1133910, 1322895, 1511880, 1587474, 1763860, 2116632, 2267820, 2645790, 3174948, 3527720, 3968685, 4535640, 5291580, 6349896, 7937370, 10583160, 15874740, 31749480]

約数ペア:

[(1, 31749480), (2, 15874740), (3, 10583160), (4, 7937370), (5, 6349896), (6, 5291580), (7, 4535640), (8, 3968685), (9, 3527720), (10, 3174948), (12, 2645790), (14, 2267820), (15, 2116632), (18, 1763860), (20, 1587474), (21, 1511880), (24, 1322895), (28, 1133910), (30, 1058316), (35, 907128), (36, 881930), (40, 793737), (42, 755940), (43, 738360), (45, 705544), (56, 566955), (60, 529158), (63, 503960), (70, 453564), (72, 440965), (84, 377970), (86, 369180), (90, 352772), (105, 302376), (120, 264579), (126, 251980), (129, 246120), (140, 226782), (168, 188985), (172, 184590), (180, 176386), (210, 151188), (215, 147672), (252, 125990), (258, 123060), (280, 113391), (293, 108360), (301, 105480), (315, 100792), (344, 92295), (360, 88193), (387, 82040), (420, 75594), (430, 73836), (504, 62995), (516, 61530), (586, 54180), (602, 52740), (630, 50396), (645, 49224), (774, 41020), (840, 37797), (860, 36918), (879, 36120), (903, 35160), (1032, 30765), (1172, 27090), (1204, 26370), (1260, 25198), (1290, 24612), (1465, 21672), (1505, 21096), (1548, 20510), (1720, 18459), (1758, 18060), (1806, 17580), (1935, 16408), (2051, 15480), (2344, 13545), (2408, 13185), (2520, 12599), (2580, 12306), (2637, 12040), (2709, 11720), (2930, 10836), (3010, 10548), (3096, 10255), (3516, 9030), (3612, 8790), (3870, 8204), (4102, 7740), (4395, 7224), (4515, 7032), (5160, 6153), (5274, 6020), (5418, 5860)]