747169280

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 240

約数和(自身を含む): 2129689584

約数和(自身を除く): 1382520304

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 157, 160, 169, 176, 208, 220, 256, 260, 286, 314, 320, 338, 352, 416, 440, 512, 520, 572, 628, 640, 676, 704, 715, 785, 832, 845, 880, 1040, 1144, 1256, 1280, 1352, 1408, 1430, 1570, 1664, 1690, 1727, 1760, 1859, 2041, 2080, 2288, 2512, 2560, 2704, 2816, 2860, 3140, 3328, 3380, 3454, 3520, 3718, 4082, 4160, 4576, 5024, 5408, 5632, 5720, 6280, 6656, 6760, 6908, 7040, 7436, 8164, 8320, 8635, 9152, 9295, 10048, 10205, 10816, 11440, 12560, 13520, 13816, 14080, 14872, 16328, 16640, 17270, 18304, 18590, 20096, 20410, 21632, 22451, 22880, 25120, 26533, 27040, 27632, 28160, 29744, 32656, 33280, 34540, 36608, 37180, 40192, 40820, 43264, 44902, 45760, 50240, 53066, 54080, 55264, 59488, 65312, 69080, 73216, 74360, 80384, 81640, 86528, 89804, 91520, 100480, 106132, 108160, 110528, 112255, 118976, 130624, 132665, 138160, 148720, 163280, 179608, 183040, 200960, 212264, 216320, 221056, 224510, 237952, 261248, 265330, 276320, 291863, 297440, 326560, 359216, 366080, 401920, 424528, 432640, 442112, 449020, 475904, 522496, 530660, 552640, 583726, 594880, 653120, 718432, 849056, 884224, 898040, 951808, 1044992, 1061320, 1105280, 1167452, 1189760, 1306240, 1436864, 1459315, 1698112, 1796080, 2122640, 2210560, 2334904, 2379520, 2612480, 2873728, 2918630, 3396224, 3592160, 4245280, 4421120, 4669808, 4759040, 5224960, 5747456, 5837260, 6792448, 7184320, 8490560, 9339616, 11494912, 11674520, 13584896, 14368640, 16981120, 18679232, 23349040, 28737280, 33962240, 37358464, 46698080, 57474560, 67924480, 74716928, 93396160, 149433856, 186792320, 373584640, 747169280]

約数ペア:

[(1, 747169280), (2, 373584640), (4, 186792320), (5, 149433856), (8, 93396160), (10, 74716928), (11, 67924480), (13, 57474560), (16, 46698080), (20, 37358464), (22, 33962240), (26, 28737280), (32, 23349040), (40, 18679232), (44, 16981120), (52, 14368640), (55, 13584896), (64, 11674520), (65, 11494912), (80, 9339616), (88, 8490560), (104, 7184320), (110, 6792448), (128, 5837260), (130, 5747456), (143, 5224960), (157, 4759040), (160, 4669808), (169, 4421120), (176, 4245280), (208, 3592160), (220, 3396224), (256, 2918630), (260, 2873728), (286, 2612480), (314, 2379520), (320, 2334904), (338, 2210560), (352, 2122640), (416, 1796080), (440, 1698112), (512, 1459315), (520, 1436864), (572, 1306240), (628, 1189760), (640, 1167452), (676, 1105280), (704, 1061320), (715, 1044992), (785, 951808), (832, 898040), (845, 884224), (880, 849056), (1040, 718432), (1144, 653120), (1256, 594880), (1280, 583726), (1352, 552640), (1408, 530660), (1430, 522496), (1570, 475904), (1664, 449020), (1690, 442112), (1727, 432640), (1760, 424528), (1859, 401920), (2041, 366080), (2080, 359216), (2288, 326560), (2512, 297440), (2560, 291863), (2704, 276320), (2816, 265330), (2860, 261248), (3140, 237952), (3328, 224510), (3380, 221056), (3454, 216320), (3520, 212264), (3718, 200960), (4082, 183040), (4160, 179608), (4576, 163280), (5024, 148720), (5408, 138160), (5632, 132665), (5720, 130624), (6280, 118976), (6656, 112255), (6760, 110528), (6908, 108160), (7040, 106132), (7436, 100480), (8164, 91520), (8320, 89804), (8635, 86528), (9152, 81640), (9295, 80384), (10048, 74360), (10205, 73216), (10816, 69080), (11440, 65312), (12560, 59488), (13520, 55264), (13816, 54080), (14080, 53066), (14872, 50240), (16328, 45760), (16640, 44902), (17270, 43264), (18304, 40820), (18590, 40192), (20096, 37180), (20410, 36608), (21632, 34540), (22451, 33280), (22880, 32656), (25120, 29744), (26533, 28160), (27040, 27632)]