81828000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{2273}}^1$

素因数の和:2304

約数の個数: 144

約数和(自身を含む): 290535336

約数和(自身を除く): 208707336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 720, 750, 800, 900, 1000, 1125, 1200, 1440, 1500, 1800, 2000, 2250, 2273, 2400, 3000, 3600, 4000, 4500, 4546, 6000, 6819, 7200, 9000, 9092, 11365, 12000, 13638, 18000, 18184, 20457, 22730, 27276, 34095, 36000, 36368, 40914, 45460, 54552, 56825, 68190, 72736, 81828, 90920, 102285, 109104, 113650, 136380, 163656, 170475, 181840, 204570, 218208, 227300, 272760, 284125, 327312, 340950, 363680, 409140, 454600, 511425, 545520, 568250, 654624, 681900, 818280, 852375, 909200, 1022850, 1091040, 1136500, 1363800, 1636560, 1704750, 1818400, 2045700, 2273000, 2557125, 2727600, 3273120, 3409500, 4091400, 4546000, 5114250, 5455200, 6819000, 8182800, 9092000, 10228500, 13638000, 16365600, 20457000, 27276000, 40914000, 81828000]

約数ペア:

[(1, 81828000), (2, 40914000), (3, 27276000), (4, 20457000), (5, 16365600), (6, 13638000), (8, 10228500), (9, 9092000), (10, 8182800), (12, 6819000), (15, 5455200), (16, 5114250), (18, 4546000), (20, 4091400), (24, 3409500), (25, 3273120), (30, 2727600), (32, 2557125), (36, 2273000), (40, 2045700), (45, 1818400), (48, 1704750), (50, 1636560), (60, 1363800), (72, 1136500), (75, 1091040), (80, 1022850), (90, 909200), (96, 852375), (100, 818280), (120, 681900), (125, 654624), (144, 568250), (150, 545520), (160, 511425), (180, 454600), (200, 409140), (225, 363680), (240, 340950), (250, 327312), (288, 284125), (300, 272760), (360, 227300), (375, 218208), (400, 204570), (450, 181840), (480, 170475), (500, 163656), (600, 136380), (720, 113650), (750, 109104), (800, 102285), (900, 90920), (1000, 81828), (1125, 72736), (1200, 68190), (1440, 56825), (1500, 54552), (1800, 45460), (2000, 40914), (2250, 36368), (2273, 36000), (2400, 34095), (3000, 27276), (3600, 22730), (4000, 20457), (4500, 18184), (4546, 18000), (6000, 13638), (6819, 12000), (7200, 11365), (9000, 9092)]