131826880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:282

約数の個数: 112

約数和(自身を含む): 329769216

約数和(自身を除く): 197942336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 137, 155, 160, 194, 248, 274, 310, 320, 388, 485, 496, 548, 620, 685, 776, 970, 992, 1096, 1240, 1370, 1552, 1940, 1984, 2192, 2480, 2740, 3007, 3104, 3880, 4247, 4384, 4960, 5480, 6014, 6208, 7760, 8494, 8768, 9920, 10960, 12028, 13289, 15035, 15520, 16988, 21235, 21920, 24056, 26578, 30070, 31040, 33976, 42470, 43840, 48112, 53156, 60140, 66445, 67952, 84940, 96224, 106312, 120280, 132890, 135904, 169880, 192448, 212624, 240560, 265780, 271808, 339760, 411959, 425248, 481120, 531560, 679520, 823918, 850496, 962240, 1063120, 1359040, 1647836, 2059795, 2126240, 3295672, 4119590, 4252480, 6591344, 8239180, 13182688, 16478360, 26365376, 32956720, 65913440, 131826880]

約数ペア:

[(1, 131826880), (2, 65913440), (4, 32956720), (5, 26365376), (8, 16478360), (10, 13182688), (16, 8239180), (20, 6591344), (31, 4252480), (32, 4119590), (40, 3295672), (62, 2126240), (64, 2059795), (80, 1647836), (97, 1359040), (124, 1063120), (137, 962240), (155, 850496), (160, 823918), (194, 679520), (248, 531560), (274, 481120), (310, 425248), (320, 411959), (388, 339760), (485, 271808), (496, 265780), (548, 240560), (620, 212624), (685, 192448), (776, 169880), (970, 135904), (992, 132890), (1096, 120280), (1240, 106312), (1370, 96224), (1552, 84940), (1940, 67952), (1984, 66445), (2192, 60140), (2480, 53156), (2740, 48112), (3007, 43840), (3104, 42470), (3880, 33976), (4247, 31040), (4384, 30070), (4960, 26578), (5480, 24056), (6014, 21920), (6208, 21235), (7760, 16988), (8494, 15520), (8768, 15035), (9920, 13289), (10960, 12028)]