400115280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1667147}}^1$

素因数の和:1667163

約数の個数: 40

約数和(自身を含む): 1240358112

約数和(自身を除く): 840242832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1667147, 3334294, 5001441, 6668588, 8335735, 10002882, 13337176, 16671470, 20005764, 25007205, 26674352, 33342940, 40011528, 50014410, 66685880, 80023056, 100028820, 133371760, 200057640, 400115280]

約数ペア:

[(1, 400115280), (2, 200057640), (3, 133371760), (4, 100028820), (5, 80023056), (6, 66685880), (8, 50014410), (10, 40011528), (12, 33342940), (15, 26674352), (16, 25007205), (20, 20005764), (24, 16671470), (30, 13337176), (40, 10002882), (48, 8335735), (60, 6668588), (80, 5001441), (120, 3334294), (240, 1667147)]