253795080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{227}}^1$

素因数の和:281

約数の個数: 256

約数和(自身を含む): 961320960

約数和(自身を除く): 707525880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 210, 220, 227, 231, 242, 264, 280, 308, 330, 363, 385, 420, 440, 454, 462, 484, 605, 616, 660, 681, 726, 770, 840, 847, 908, 924, 968, 1135, 1155, 1210, 1320, 1331, 1362, 1452, 1540, 1589, 1694, 1815, 1816, 1848, 2270, 2310, 2420, 2497, 2541, 2662, 2724, 2904, 3080, 3178, 3388, 3405, 3630, 3993, 4235, 4540, 4620, 4767, 4840, 4994, 5082, 5324, 5448, 6356, 6655, 6776, 6810, 7260, 7491, 7945, 7986, 8470, 9080, 9240, 9317, 9534, 9988, 10164, 10648, 12485, 12705, 12712, 13310, 13620, 14520, 14982, 15890, 15972, 16940, 17479, 18634, 19068, 19965, 19976, 20328, 23835, 24970, 25410, 26620, 27240, 27467, 27951, 29964, 31780, 31944, 33880, 34958, 37268, 37455, 38136, 39930, 46585, 47670, 49940, 50820, 52437, 53240, 54934, 55902, 59928, 63560, 69916, 74536, 74910, 79860, 82401, 87395, 93170, 95340, 99880, 101640, 104874, 109868, 111804, 137335, 139755, 139832, 149820, 159720, 164802, 174790, 186340, 190680, 192269, 209748, 219736, 223608, 262185, 274670, 279510, 299640, 302137, 329604, 349580, 372680, 384538, 412005, 419496, 524370, 549340, 559020, 576807, 604274, 659208, 699160, 769076, 824010, 906411, 961345, 1048740, 1098680, 1118040, 1153614, 1208548, 1510685, 1538152, 1648020, 1812822, 1922690, 2097480, 2114959, 2307228, 2417096, 2884035, 3021370, 3296040, 3625644, 3845380, 4229918, 4532055, 4614456, 5768070, 6042740, 6344877, 7251288, 7690760, 8459836, 9064110, 10574795, 11536140, 12085480, 12689754, 16919672, 18128220, 21149590, 23072280, 25379508, 31724385, 36256440, 42299180, 50759016, 63448770, 84598360, 126897540, 253795080]

約数ペア:

[(1, 253795080), (2, 126897540), (3, 84598360), (4, 63448770), (5, 50759016), (6, 42299180), (7, 36256440), (8, 31724385), (10, 25379508), (11, 23072280), (12, 21149590), (14, 18128220), (15, 16919672), (20, 12689754), (21, 12085480), (22, 11536140), (24, 10574795), (28, 9064110), (30, 8459836), (33, 7690760), (35, 7251288), (40, 6344877), (42, 6042740), (44, 5768070), (55, 4614456), (56, 4532055), (60, 4229918), (66, 3845380), (70, 3625644), (77, 3296040), (84, 3021370), (88, 2884035), (105, 2417096), (110, 2307228), (120, 2114959), (121, 2097480), (132, 1922690), (140, 1812822), (154, 1648020), (165, 1538152), (168, 1510685), (210, 1208548), (220, 1153614), (227, 1118040), (231, 1098680), (242, 1048740), (264, 961345), (280, 906411), (308, 824010), (330, 769076), (363, 699160), (385, 659208), (420, 604274), (440, 576807), (454, 559020), (462, 549340), (484, 524370), (605, 419496), (616, 412005), (660, 384538), (681, 372680), (726, 349580), (770, 329604), (840, 302137), (847, 299640), (908, 279510), (924, 274670), (968, 262185), (1135, 223608), (1155, 219736), (1210, 209748), (1320, 192269), (1331, 190680), (1362, 186340), (1452, 174790), (1540, 164802), (1589, 159720), (1694, 149820), (1815, 139832), (1816, 139755), (1848, 137335), (2270, 111804), (2310, 109868), (2420, 104874), (2497, 101640), (2541, 99880), (2662, 95340), (2724, 93170), (2904, 87395), (3080, 82401), (3178, 79860), (3388, 74910), (3405, 74536), (3630, 69916), (3993, 63560), (4235, 59928), (4540, 55902), (4620, 54934), (4767, 53240), (4840, 52437), (4994, 50820), (5082, 49940), (5324, 47670), (5448, 46585), (6356, 39930), (6655, 38136), (6776, 37455), (6810, 37268), (7260, 34958), (7491, 33880), (7945, 31944), (7986, 31780), (8470, 29964), (9080, 27951), (9240, 27467), (9317, 27240), (9534, 26620), (9988, 25410), (10164, 24970), (10648, 23835), (12485, 20328), (12705, 19976), (12712, 19965), (13310, 19068), (13620, 18634), (14520, 17479), (14982, 16940), (15890, 15972)]