320570400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{133571}}^1$

素因数の和:133594

約数の個数: 72

約数和(自身を含む): 1043464464

約数和(自身を除く): 722894064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 133571, 267142, 400713, 534284, 667855, 801426, 1068568, 1335710, 1602852, 2003565, 2137136, 2671420, 3205704, 3339275, 4007130, 4274272, 5342840, 6411408, 6678550, 8014260, 10017825, 10685680, 12822816, 13357100, 16028520, 20035650, 21371360, 26714200, 32057040, 40071300, 53428400, 64114080, 80142600, 106856800, 160285200, 320570400]

約数ペア:

[(1, 320570400), (2, 160285200), (3, 106856800), (4, 80142600), (5, 64114080), (6, 53428400), (8, 40071300), (10, 32057040), (12, 26714200), (15, 21371360), (16, 20035650), (20, 16028520), (24, 13357100), (25, 12822816), (30, 10685680), (32, 10017825), (40, 8014260), (48, 6678550), (50, 6411408), (60, 5342840), (75, 4274272), (80, 4007130), (96, 3339275), (100, 3205704), (120, 2671420), (150, 2137136), (160, 2003565), (200, 1602852), (240, 1335710), (300, 1068568), (400, 801426), (480, 667855), (600, 534284), (800, 400713), (1200, 267142), (2400, 133571)]