140400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{13}}^1$

素因数の和:40

約数の個数: 120

約数和(自身を含む): 538160

約数和(自身を除く): 397760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 300, 312, 325, 351, 360, 390, 400, 432, 450, 468, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 900, 936, 975, 1040, 1080, 1170, 1200, 1300, 1350, 1404, 1560, 1755, 1800, 1872, 1950, 2160, 2340, 2600, 2700, 2808, 2925, 3120, 3510, 3600, 3900, 4680, 5200, 5400, 5616, 5850, 7020, 7800, 8775, 9360, 10800, 11700, 14040, 15600, 17550, 23400, 28080, 35100, 46800, 70200, 140400]

約数ペア:

[(1, 140400), (2, 70200), (3, 46800), (4, 35100), (5, 28080), (6, 23400), (8, 17550), (9, 15600), (10, 14040), (12, 11700), (13, 10800), (15, 9360), (16, 8775), (18, 7800), (20, 7020), (24, 5850), (25, 5616), (26, 5400), (27, 5200), (30, 4680), (36, 3900), (39, 3600), (40, 3510), (45, 3120), (48, 2925), (50, 2808), (52, 2700), (54, 2600), (60, 2340), (65, 2160), (72, 1950), (75, 1872), (78, 1800), (80, 1755), (90, 1560), (100, 1404), (104, 1350), (108, 1300), (117, 1200), (120, 1170), (130, 1080), (135, 1040), (144, 975), (150, 936), (156, 900), (180, 780), (195, 720), (200, 702), (208, 675), (216, 650), (225, 624), (234, 600), (240, 585), (260, 540), (270, 520), (300, 468), (312, 450), (325, 432), (351, 400), (360, 390)]