488917120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1366

約数の個数: 128

約数和(自身を含む): 1271001600

約数和(自身を除く): 782084480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 304, 310, 320, 380, 496, 589, 608, 620, 640, 760, 992, 1178, 1216, 1240, 1297, 1520, 1984, 2356, 2432, 2480, 2594, 2945, 3040, 3968, 4712, 4960, 5188, 5890, 6080, 6485, 9424, 9920, 10376, 11780, 12160, 12970, 18848, 19840, 20752, 23560, 24643, 25940, 37696, 40207, 41504, 47120, 49286, 51880, 75392, 80414, 83008, 94240, 98572, 103760, 123215, 160828, 166016, 188480, 197144, 201035, 207520, 246430, 321656, 376960, 394288, 402070, 415040, 492860, 643312, 763933, 788576, 804140, 830080, 985720, 1286624, 1527866, 1577152, 1608280, 1971440, 2573248, 3055732, 3154304, 3216560, 3819665, 3942880, 5146496, 6111464, 6433120, 7639330, 7885760, 12222928, 12866240, 15278660, 15771520, 24445856, 25732480, 30557320, 48891712, 61114640, 97783424, 122229280, 244458560, 488917120]

約数ペア:

[(1, 488917120), (2, 244458560), (4, 122229280), (5, 97783424), (8, 61114640), (10, 48891712), (16, 30557320), (19, 25732480), (20, 24445856), (31, 15771520), (32, 15278660), (38, 12866240), (40, 12222928), (62, 7885760), (64, 7639330), (76, 6433120), (80, 6111464), (95, 5146496), (124, 3942880), (128, 3819665), (152, 3216560), (155, 3154304), (160, 3055732), (190, 2573248), (248, 1971440), (304, 1608280), (310, 1577152), (320, 1527866), (380, 1286624), (496, 985720), (589, 830080), (608, 804140), (620, 788576), (640, 763933), (760, 643312), (992, 492860), (1178, 415040), (1216, 402070), (1240, 394288), (1297, 376960), (1520, 321656), (1984, 246430), (2356, 207520), (2432, 201035), (2480, 197144), (2594, 188480), (2945, 166016), (3040, 160828), (3968, 123215), (4712, 103760), (4960, 98572), (5188, 94240), (5890, 83008), (6080, 80414), (6485, 75392), (9424, 51880), (9920, 49286), (10376, 47120), (11780, 41504), (12160, 40207), (12970, 37696), (18848, 25940), (19840, 24643), (20752, 23560)]