242728920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:455

約数の個数: 256

約数和(自身を含む): 937036800

約数和(自身を除く): 694307880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 97, 105, 108, 120, 126, 135, 140, 168, 180, 189, 194, 210, 216, 252, 270, 280, 291, 315, 331, 360, 378, 388, 420, 485, 504, 540, 582, 630, 662, 679, 756, 776, 840, 873, 945, 970, 993, 1080, 1164, 1260, 1324, 1358, 1455, 1512, 1655, 1746, 1890, 1940, 1986, 2037, 2317, 2328, 2520, 2619, 2648, 2716, 2910, 2979, 3310, 3395, 3492, 3780, 3880, 3972, 4074, 4365, 4634, 4965, 5238, 5432, 5820, 5958, 6111, 6620, 6790, 6951, 6984, 7560, 7944, 8148, 8730, 8937, 9268, 9930, 10185, 10476, 11585, 11640, 11916, 12222, 13095, 13240, 13580, 13902, 14895, 16296, 17460, 17874, 18333, 18536, 19860, 20370, 20853, 20952, 23170, 23832, 24444, 26190, 27160, 27804, 29790, 30555, 32107, 34755, 34920, 35748, 36666, 39720, 40740, 41706, 44685, 46340, 48888, 52380, 55608, 59580, 61110, 62559, 64214, 69510, 71496, 73332, 81480, 83412, 89370, 91665, 92680, 96321, 104265, 104760, 119160, 122220, 125118, 128428, 139020, 146664, 160535, 166824, 178740, 183330, 192642, 208530, 224749, 244440, 250236, 256856, 278040, 288963, 312795, 321070, 357480, 366660, 385284, 417060, 449498, 481605, 500472, 577926, 625590, 642140, 674247, 733320, 770568, 834120, 866889, 898996, 963210, 1123745, 1155852, 1251180, 1284280, 1348494, 1444815, 1733778, 1797992, 1926420, 2022741, 2247490, 2311704, 2502360, 2696988, 2889630, 3371235, 3467556, 3852840, 4045482, 4334445, 4494980, 5393976, 5779260, 6068223, 6742470, 6935112, 8090964, 8668890, 8989960, 10113705, 11558520, 12136446, 13484940, 16181928, 17337780, 20227410, 24272892, 26969880, 30341115, 34675560, 40454820, 48545784, 60682230, 80909640, 121364460, 242728920]

約数ペア:

[(1, 242728920), (2, 121364460), (3, 80909640), (4, 60682230), (5, 48545784), (6, 40454820), (7, 34675560), (8, 30341115), (9, 26969880), (10, 24272892), (12, 20227410), (14, 17337780), (15, 16181928), (18, 13484940), (20, 12136446), (21, 11558520), (24, 10113705), (27, 8989960), (28, 8668890), (30, 8090964), (35, 6935112), (36, 6742470), (40, 6068223), (42, 5779260), (45, 5393976), (54, 4494980), (56, 4334445), (60, 4045482), (63, 3852840), (70, 3467556), (72, 3371235), (84, 2889630), (90, 2696988), (97, 2502360), (105, 2311704), (108, 2247490), (120, 2022741), (126, 1926420), (135, 1797992), (140, 1733778), (168, 1444815), (180, 1348494), (189, 1284280), (194, 1251180), (210, 1155852), (216, 1123745), (252, 963210), (270, 898996), (280, 866889), (291, 834120), (315, 770568), (331, 733320), (360, 674247), (378, 642140), (388, 625590), (420, 577926), (485, 500472), (504, 481605), (540, 449498), (582, 417060), (630, 385284), (662, 366660), (679, 357480), (756, 321070), (776, 312795), (840, 288963), (873, 278040), (945, 256856), (970, 250236), (993, 244440), (1080, 224749), (1164, 208530), (1260, 192642), (1324, 183330), (1358, 178740), (1455, 166824), (1512, 160535), (1655, 146664), (1746, 139020), (1890, 128428), (1940, 125118), (1986, 122220), (2037, 119160), (2317, 104760), (2328, 104265), (2520, 96321), (2619, 92680), (2648, 91665), (2716, 89370), (2910, 83412), (2979, 81480), (3310, 73332), (3395, 71496), (3492, 69510), (3780, 64214), (3880, 62559), (3972, 61110), (4074, 59580), (4365, 55608), (4634, 52380), (4965, 48888), (5238, 46340), (5432, 44685), (5820, 41706), (5958, 40740), (6111, 39720), (6620, 36666), (6790, 35748), (6951, 34920), (6984, 34755), (7560, 32107), (7944, 30555), (8148, 29790), (8730, 27804), (8937, 27160), (9268, 26190), (9930, 24444), (10185, 23832), (10476, 23170), (11585, 20952), (11640, 20853), (11916, 20370), (12222, 19860), (13095, 18536), (13240, 18333), (13580, 17874), (13902, 17460), (14895, 16296)]