268997520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 938064960

約数和(自身を除く): 669067440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 59, 60, 66, 80, 88, 110, 118, 120, 121, 132, 157, 165, 176, 177, 220, 236, 240, 242, 264, 295, 314, 330, 354, 363, 440, 471, 472, 484, 528, 590, 605, 628, 649, 660, 708, 726, 785, 880, 885, 942, 944, 968, 1180, 1210, 1256, 1298, 1320, 1416, 1452, 1570, 1727, 1770, 1815, 1884, 1936, 1947, 2355, 2360, 2420, 2512, 2596, 2640, 2832, 2904, 3140, 3245, 3454, 3540, 3630, 3768, 3894, 4710, 4720, 4840, 5181, 5192, 5808, 6280, 6490, 6908, 7080, 7139, 7260, 7536, 7788, 8635, 9263, 9420, 9680, 9735, 10362, 10384, 12560, 12980, 13816, 14160, 14278, 14520, 15576, 17270, 18526, 18840, 18997, 19470, 20724, 21417, 25905, 25960, 27632, 27789, 28556, 29040, 31152, 34540, 35695, 37052, 37680, 37994, 38940, 41448, 42834, 46315, 51810, 51920, 55578, 56991, 57112, 69080, 71390, 74104, 75988, 77880, 82896, 85668, 92630, 94985, 101893, 103620, 107085, 111156, 113982, 114224, 138160, 138945, 142780, 148208, 151976, 155760, 171336, 185260, 189970, 203786, 207240, 214170, 222312, 227964, 277890, 284955, 285560, 303952, 305679, 342672, 370520, 379940, 407572, 414480, 428340, 444624, 455928, 509465, 555780, 569910, 571120, 611358, 741040, 759880, 815144, 856680, 911856, 1018930, 1111560, 1120823, 1139820, 1222716, 1519760, 1528395, 1630288, 1713360, 2037860, 2223120, 2241646, 2279640, 2445432, 3056790, 3362469, 4075720, 4483292, 4559280, 4890864, 5604115, 6113580, 6724938, 8151440, 8966584, 11208230, 12227160, 13449876, 16812345, 17933168, 22416460, 24454320, 26899752, 33624690, 44832920, 53799504, 67249380, 89665840, 134498760, 268997520]

約数ペア:

[(1, 268997520), (2, 134498760), (3, 89665840), (4, 67249380), (5, 53799504), (6, 44832920), (8, 33624690), (10, 26899752), (11, 24454320), (12, 22416460), (15, 17933168), (16, 16812345), (20, 13449876), (22, 12227160), (24, 11208230), (30, 8966584), (33, 8151440), (40, 6724938), (44, 6113580), (48, 5604115), (55, 4890864), (59, 4559280), (60, 4483292), (66, 4075720), (80, 3362469), (88, 3056790), (110, 2445432), (118, 2279640), (120, 2241646), (121, 2223120), (132, 2037860), (157, 1713360), (165, 1630288), (176, 1528395), (177, 1519760), (220, 1222716), (236, 1139820), (240, 1120823), (242, 1111560), (264, 1018930), (295, 911856), (314, 856680), (330, 815144), (354, 759880), (363, 741040), (440, 611358), (471, 571120), (472, 569910), (484, 555780), (528, 509465), (590, 455928), (605, 444624), (628, 428340), (649, 414480), (660, 407572), (708, 379940), (726, 370520), (785, 342672), (880, 305679), (885, 303952), (942, 285560), (944, 284955), (968, 277890), (1180, 227964), (1210, 222312), (1256, 214170), (1298, 207240), (1320, 203786), (1416, 189970), (1452, 185260), (1570, 171336), (1727, 155760), (1770, 151976), (1815, 148208), (1884, 142780), (1936, 138945), (1947, 138160), (2355, 114224), (2360, 113982), (2420, 111156), (2512, 107085), (2596, 103620), (2640, 101893), (2832, 94985), (2904, 92630), (3140, 85668), (3245, 82896), (3454, 77880), (3540, 75988), (3630, 74104), (3768, 71390), (3894, 69080), (4710, 57112), (4720, 56991), (4840, 55578), (5181, 51920), (5192, 51810), (5808, 46315), (6280, 42834), (6490, 41448), (6908, 38940), (7080, 37994), (7139, 37680), (7260, 37052), (7536, 35695), (7788, 34540), (8635, 31152), (9263, 29040), (9420, 28556), (9680, 27789), (9735, 27632), (10362, 25960), (10384, 25905), (12560, 21417), (12980, 20724), (13816, 19470), (14160, 18997), (14278, 18840), (14520, 18526), (15576, 17270)]