316190080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15937}}^1$

素因数の和:15987

約数の個数: 64

約数和(自身を含む): 780324480

約数和(自身を除く): 464134400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 15937, 19840, 31874, 63748, 79685, 127496, 159370, 254992, 318740, 494047, 509984, 637480, 988094, 1019968, 1274960, 1976188, 2039936, 2470235, 2549920, 3952376, 4940470, 5099840, 7904752, 9880940, 10199680, 15809504, 19761880, 31619008, 39523760, 63238016, 79047520, 158095040, 316190080]

約数ペア:

[(1, 316190080), (2, 158095040), (4, 79047520), (5, 63238016), (8, 39523760), (10, 31619008), (16, 19761880), (20, 15809504), (31, 10199680), (32, 9880940), (40, 7904752), (62, 5099840), (64, 4940470), (80, 3952376), (124, 2549920), (128, 2470235), (155, 2039936), (160, 1976188), (248, 1274960), (310, 1019968), (320, 988094), (496, 637480), (620, 509984), (640, 494047), (992, 318740), (1240, 254992), (1984, 159370), (2480, 127496), (3968, 79685), (4960, 63748), (9920, 31874), (15937, 19840)]