498043520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1994

約数の個数: 128

約数和(自身を含む): 1324270080

約数和(自身を除く): 826226560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1612, 1664, 1931, 1984, 2015, 2080, 2480, 3224, 3862, 3968, 4030, 4160, 4960, 6448, 7724, 8060, 8320, 9655, 9920, 12896, 15448, 16120, 19310, 19840, 25103, 25792, 30896, 32240, 38620, 50206, 51584, 59861, 61792, 64480, 77240, 100412, 119722, 123584, 125515, 128960, 154480, 200824, 239444, 247168, 251030, 257920, 299305, 308960, 401648, 478888, 502060, 598610, 617920, 778193, 803296, 957776, 1004120, 1197220, 1235840, 1556386, 1606592, 1915552, 2008240, 2394440, 3112772, 3213184, 3831104, 3890965, 4016480, 4788880, 6225544, 7662208, 7781930, 8032960, 9577760, 12451088, 15563860, 16065920, 19155520, 24902176, 31127720, 38311040, 49804352, 62255440, 99608704, 124510880, 249021760, 498043520]

約数ペア:

[(1, 498043520), (2, 249021760), (4, 124510880), (5, 99608704), (8, 62255440), (10, 49804352), (13, 38311040), (16, 31127720), (20, 24902176), (26, 19155520), (31, 16065920), (32, 15563860), (40, 12451088), (52, 9577760), (62, 8032960), (64, 7781930), (65, 7662208), (80, 6225544), (104, 4788880), (124, 4016480), (128, 3890965), (130, 3831104), (155, 3213184), (160, 3112772), (208, 2394440), (248, 2008240), (260, 1915552), (310, 1606592), (320, 1556386), (403, 1235840), (416, 1197220), (496, 1004120), (520, 957776), (620, 803296), (640, 778193), (806, 617920), (832, 598610), (992, 502060), (1040, 478888), (1240, 401648), (1612, 308960), (1664, 299305), (1931, 257920), (1984, 251030), (2015, 247168), (2080, 239444), (2480, 200824), (3224, 154480), (3862, 128960), (3968, 125515), (4030, 123584), (4160, 119722), (4960, 100412), (6448, 77240), (7724, 64480), (8060, 61792), (8320, 59861), (9655, 51584), (9920, 50206), (12896, 38620), (15448, 32240), (16120, 30896), (19310, 25792), (19840, 25103)]