131405280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8831}}^1$

素因数の和:8880

約数の個数: 96

約数和(自身を含む): 427327488

約数和(自身を除く): 295922208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 8831, 14880, 17662, 26493, 35324, 44155, 52986, 70648, 88310, 105972, 132465, 141296, 176620, 211944, 264930, 273761, 282592, 353240, 423888, 529860, 547522, 706480, 821283, 847776, 1059720, 1095044, 1368805, 1412960, 1642566, 2119440, 2190088, 2737610, 3285132, 4106415, 4238880, 4380176, 5475220, 6570264, 8212830, 8760352, 10950440, 13140528, 16425660, 21900880, 26281056, 32851320, 43801760, 65702640, 131405280]

約数ペア:

[(1, 131405280), (2, 65702640), (3, 43801760), (4, 32851320), (5, 26281056), (6, 21900880), (8, 16425660), (10, 13140528), (12, 10950440), (15, 8760352), (16, 8212830), (20, 6570264), (24, 5475220), (30, 4380176), (31, 4238880), (32, 4106415), (40, 3285132), (48, 2737610), (60, 2190088), (62, 2119440), (80, 1642566), (93, 1412960), (96, 1368805), (120, 1095044), (124, 1059720), (155, 847776), (160, 821283), (186, 706480), (240, 547522), (248, 529860), (310, 423888), (372, 353240), (465, 282592), (480, 273761), (496, 264930), (620, 211944), (744, 176620), (930, 141296), (992, 132465), (1240, 105972), (1488, 88310), (1860, 70648), (2480, 52986), (2976, 44155), (3720, 35324), (4960, 26493), (7440, 17662), (8831, 14880)]