865311120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{400607}}^1$

素因数の和:400629

約数の個数: 80

約数和(自身を含む): 2980523520

約数和(自身を除く): 2115212400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 400607, 801214, 1201821, 1602428, 2003035, 2403642, 3204856, 3605463, 4006070, 4807284, 6009105, 6409712, 7210926, 8012140, 9614568, 10816389, 12018210, 14421852, 16024280, 18027315, 19229136, 21632778, 24036420, 28843704, 32048560, 36054630, 43265556, 48072840, 54081945, 57687408, 72109260, 86531112, 96145680, 108163890, 144218520, 173062224, 216327780, 288437040, 432655560, 865311120]

約数ペア:

[(1, 865311120), (2, 432655560), (3, 288437040), (4, 216327780), (5, 173062224), (6, 144218520), (8, 108163890), (9, 96145680), (10, 86531112), (12, 72109260), (15, 57687408), (16, 54081945), (18, 48072840), (20, 43265556), (24, 36054630), (27, 32048560), (30, 28843704), (36, 24036420), (40, 21632778), (45, 19229136), (48, 18027315), (54, 16024280), (60, 14421852), (72, 12018210), (80, 10816389), (90, 9614568), (108, 8012140), (120, 7210926), (135, 6409712), (144, 6009105), (180, 4807284), (216, 4006070), (240, 3605463), (270, 3204856), (360, 2403642), (432, 2003035), (540, 1602428), (720, 1201821), (1080, 801214), (2160, 400607)]