747780480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:881

約数の個数: 192

約数和(自身を含む): 2599225200

約数和(自身を除く): 1851444720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 197, 240, 288, 320, 360, 384, 394, 480, 576, 591, 640, 659, 720, 788, 960, 985, 1152, 1182, 1318, 1440, 1576, 1773, 1920, 1970, 1977, 2364, 2636, 2880, 2955, 3152, 3295, 3546, 3940, 3954, 4728, 5272, 5760, 5910, 5931, 6304, 6590, 7092, 7880, 7908, 8865, 9456, 9885, 10544, 11820, 11862, 12608, 13180, 14184, 15760, 15816, 17730, 18912, 19770, 21088, 23640, 23724, 25216, 26360, 28368, 29655, 31520, 31632, 35460, 37824, 39540, 42176, 47280, 47448, 52720, 56736, 59310, 63040, 63264, 70920, 75648, 79080, 84352, 94560, 94896, 105440, 113472, 118620, 126080, 126528, 129823, 141840, 158160, 189120, 189792, 210880, 226944, 237240, 253056, 259646, 283680, 316320, 378240, 379584, 389469, 421760, 474480, 519292, 567360, 632640, 649115, 759168, 778938, 948960, 1038584, 1134720, 1168407, 1265280, 1298230, 1557876, 1897920, 1947345, 2077168, 2336814, 2596460, 3115752, 3795840, 3894690, 4154336, 4673628, 5192920, 5842035, 6231504, 7789380, 8308672, 9347256, 10385840, 11684070, 12463008, 15578760, 16617344, 18694512, 20771680, 23368140, 24926016, 31157520, 37389024, 41543360, 46736280, 49852032, 62315040, 74778048, 83086720, 93472560, 124630080, 149556096, 186945120, 249260160, 373890240, 747780480]

約数ペア:

[(1, 747780480), (2, 373890240), (3, 249260160), (4, 186945120), (5, 149556096), (6, 124630080), (8, 93472560), (9, 83086720), (10, 74778048), (12, 62315040), (15, 49852032), (16, 46736280), (18, 41543360), (20, 37389024), (24, 31157520), (30, 24926016), (32, 23368140), (36, 20771680), (40, 18694512), (45, 16617344), (48, 15578760), (60, 12463008), (64, 11684070), (72, 10385840), (80, 9347256), (90, 8308672), (96, 7789380), (120, 6231504), (128, 5842035), (144, 5192920), (160, 4673628), (180, 4154336), (192, 3894690), (197, 3795840), (240, 3115752), (288, 2596460), (320, 2336814), (360, 2077168), (384, 1947345), (394, 1897920), (480, 1557876), (576, 1298230), (591, 1265280), (640, 1168407), (659, 1134720), (720, 1038584), (788, 948960), (960, 778938), (985, 759168), (1152, 649115), (1182, 632640), (1318, 567360), (1440, 519292), (1576, 474480), (1773, 421760), (1920, 389469), (1970, 379584), (1977, 378240), (2364, 316320), (2636, 283680), (2880, 259646), (2955, 253056), (3152, 237240), (3295, 226944), (3546, 210880), (3940, 189792), (3954, 189120), (4728, 158160), (5272, 141840), (5760, 129823), (5910, 126528), (5931, 126080), (6304, 118620), (6590, 113472), (7092, 105440), (7880, 94896), (7908, 94560), (8865, 84352), (9456, 79080), (9885, 75648), (10544, 70920), (11820, 63264), (11862, 63040), (12608, 59310), (13180, 56736), (14184, 52720), (15760, 47448), (15816, 47280), (17730, 42176), (18912, 39540), (19770, 37824), (21088, 35460), (23640, 31632), (23724, 31520), (25216, 29655), (26360, 28368)]