305512800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{127297}}^1$

素因数の和:127320

約数の個数: 72

約数和(自身を含む): 994451976

約数和(自身を除く): 688939176

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, 127297, 254594, 381891, 509188, 636485, 763782, 1018376, 1272970, 1527564, 1909455, 2036752, 2545940, 3055128, 3182425, 3818910, 4073504, 5091880, 6110256, 6364850, 7637820, 9547275, 10183760, 12220512, 12729700, 15275640, 19094550, 20367520, 25459400, 30551280, 38189100, 50918800, 61102560, 76378200, 101837600, 152756400, 305512800]

約数ペア:

[(1, 305512800), (2, 152756400), (3, 101837600), (4, 76378200), (5, 61102560), (6, 50918800), (8, 38189100), (10, 30551280), (12, 25459400), (15, 20367520), (16, 19094550), (20, 15275640), (24, 12729700), (25, 12220512), (30, 10183760), (32, 9547275), (40, 7637820), (48, 6364850), (50, 6110256), (60, 5091880), (75, 4073504), (80, 3818910), (96, 3182425), (100, 3055128), (120, 2545940), (150, 2036752), (160, 1909455), (200, 1527564), (240, 1272970), (300, 1018376), (400, 763782), (480, 636485), (600, 509188), (800, 381891), (1200, 254594), (2400, 127297)]