491813760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8263}}^1$

素因数の和:8316

約数の個数: 128

約数和(自身を含む): 1618421760

約数和(自身を除く): 1126608000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 8263, 9920, 11904, 14880, 16526, 19840, 24789, 29760, 33052, 41315, 49578, 59520, 66104, 82630, 99156, 123945, 132208, 165260, 198312, 247890, 256153, 264416, 330520, 396624, 495780, 512306, 528832, 661040, 768459, 793248, 991560, 1024612, 1057664, 1280765, 1322080, 1536918, 1586496, 1983120, 2049224, 2561530, 2644160, 3073836, 3172992, 3842295, 3966240, 4098448, 5123060, 5288320, 6147672, 7684590, 7932480, 8196896, 10246120, 12295344, 15369180, 15864960, 16393792, 20492240, 24590688, 30738360, 32787584, 40984480, 49181376, 61476720, 81968960, 98362752, 122953440, 163937920, 245906880, 491813760]

約数ペア:

[(1, 491813760), (2, 245906880), (3, 163937920), (4, 122953440), (5, 98362752), (6, 81968960), (8, 61476720), (10, 49181376), (12, 40984480), (15, 32787584), (16, 30738360), (20, 24590688), (24, 20492240), (30, 16393792), (31, 15864960), (32, 15369180), (40, 12295344), (48, 10246120), (60, 8196896), (62, 7932480), (64, 7684590), (80, 6147672), (93, 5288320), (96, 5123060), (120, 4098448), (124, 3966240), (128, 3842295), (155, 3172992), (160, 3073836), (186, 2644160), (192, 2561530), (240, 2049224), (248, 1983120), (310, 1586496), (320, 1536918), (372, 1322080), (384, 1280765), (465, 1057664), (480, 1024612), (496, 991560), (620, 793248), (640, 768459), (744, 661040), (930, 528832), (960, 512306), (992, 495780), (1240, 396624), (1488, 330520), (1860, 264416), (1920, 256153), (1984, 247890), (2480, 198312), (2976, 165260), (3720, 132208), (3968, 123945), (4960, 99156), (5952, 82630), (7440, 66104), (8263, 59520), (9920, 49578), (11904, 41315), (14880, 33052), (16526, 29760), (19840, 24789)]