31997700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1693}}^1$

素因数の和:1723

約数の個数: 144

約数和(自身を含む): 117631360

約数和(自身を除く): 85633660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1693, 1890, 2100, 2700, 3150, 3386, 3780, 4725, 5079, 6300, 6772, 8465, 9450, 10158, 11851, 15237, 16930, 18900, 20316, 23702, 25395, 30474, 33860, 35553, 42325, 45711, 47404, 50790, 59255, 60948, 71106, 76185, 84650, 91422, 101580, 106659, 118510, 126975, 142212, 152370, 169300, 177765, 182844, 213318, 228555, 237020, 253950, 296275, 304740, 319977, 355530, 380925, 426636, 457110, 507900, 533295, 592550, 639954, 711060, 761850, 888825, 914220, 1066590, 1142775, 1185100, 1279908, 1523700, 1599885, 1777650, 2133180, 2285550, 2666475, 3199770, 3555300, 4571100, 5332950, 6399540, 7999425, 10665900, 15998850, 31997700]

約数ペア:

[(1, 31997700), (2, 15998850), (3, 10665900), (4, 7999425), (5, 6399540), (6, 5332950), (7, 4571100), (9, 3555300), (10, 3199770), (12, 2666475), (14, 2285550), (15, 2133180), (18, 1777650), (20, 1599885), (21, 1523700), (25, 1279908), (27, 1185100), (28, 1142775), (30, 1066590), (35, 914220), (36, 888825), (42, 761850), (45, 711060), (50, 639954), (54, 592550), (60, 533295), (63, 507900), (70, 457110), (75, 426636), (84, 380925), (90, 355530), (100, 319977), (105, 304740), (108, 296275), (126, 253950), (135, 237020), (140, 228555), (150, 213318), (175, 182844), (180, 177765), (189, 169300), (210, 152370), (225, 142212), (252, 126975), (270, 118510), (300, 106659), (315, 101580), (350, 91422), (378, 84650), (420, 76185), (450, 71106), (525, 60948), (540, 59255), (630, 50790), (675, 47404), (700, 45711), (756, 42325), (900, 35553), (945, 33860), (1050, 30474), (1260, 25395), (1350, 23702), (1575, 20316), (1693, 18900), (1890, 16930), (2100, 15237), (2700, 11851), (3150, 10158), (3386, 9450), (3780, 8465), (4725, 6772), (5079, 6300)]