388313040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1617971}}^1$

素因数の和:1617987

約数の個数: 40

約数和(自身を含む): 1203771168

約数和(自身を除く): 815458128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1617971, 3235942, 4853913, 6471884, 8089855, 9707826, 12943768, 16179710, 19415652, 24269565, 25887536, 32359420, 38831304, 48539130, 64718840, 77662608, 97078260, 129437680, 194156520, 388313040]

約数ペア:

[(1, 388313040), (2, 194156520), (3, 129437680), (4, 97078260), (5, 77662608), (6, 64718840), (8, 48539130), (10, 38831304), (12, 32359420), (15, 25887536), (16, 24269565), (20, 19415652), (24, 16179710), (30, 12943768), (40, 9707826), (48, 8089855), (60, 6471884), (80, 4853913), (120, 3235942), (240, 1617971)]