78985200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{9403}}^1$

素因数の和:9431

約数の個数: 120

約数和(自身を含む): 289191808

約数和(自身を除く): 210206608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 9403, 18806, 28209, 37612, 47015, 56418, 65821, 75224, 94030, 112836, 131642, 141045, 150448, 188060, 197463, 225672, 235075, 263284, 282090, 329105, 376120, 394926, 451344, 470150, 526568, 564180, 658210, 705225, 752240, 789852, 940300, 987315, 1053136, 1128360, 1316420, 1410450, 1579704, 1645525, 1880600, 1974630, 2256720, 2632840, 2820900, 3159408, 3291050, 3761200, 3949260, 4936575, 5265680, 5641800, 6582100, 7898520, 9873150, 11283600, 13164200, 15797040, 19746300, 26328400, 39492600, 78985200]

約数ペア:

[(1, 78985200), (2, 39492600), (3, 26328400), (4, 19746300), (5, 15797040), (6, 13164200), (7, 11283600), (8, 9873150), (10, 7898520), (12, 6582100), (14, 5641800), (15, 5265680), (16, 4936575), (20, 3949260), (21, 3761200), (24, 3291050), (25, 3159408), (28, 2820900), (30, 2632840), (35, 2256720), (40, 1974630), (42, 1880600), (48, 1645525), (50, 1579704), (56, 1410450), (60, 1316420), (70, 1128360), (75, 1053136), (80, 987315), (84, 940300), (100, 789852), (105, 752240), (112, 705225), (120, 658210), (140, 564180), (150, 526568), (168, 470150), (175, 451344), (200, 394926), (210, 376120), (240, 329105), (280, 282090), (300, 263284), (336, 235075), (350, 225672), (400, 197463), (420, 188060), (525, 150448), (560, 141045), (600, 131642), (700, 112836), (840, 94030), (1050, 75224), (1200, 65821), (1400, 56418), (1680, 47015), (2100, 37612), (2800, 28209), (4200, 18806), (8400, 9403)]