131328720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1019}}^1$

素因数の和:1217

約数の個数: 120

約数和(自身を含む): 443944800

約数和(自身を除く): 312616080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 179, 180, 240, 358, 360, 537, 716, 720, 895, 1019, 1074, 1432, 1611, 1790, 2038, 2148, 2685, 2864, 3057, 3222, 3580, 4076, 4296, 5095, 5370, 6114, 6444, 7160, 8055, 8152, 8592, 9171, 10190, 10740, 12228, 12888, 14320, 15285, 16110, 16304, 18342, 20380, 21480, 24456, 25776, 30570, 32220, 36684, 40760, 42960, 45855, 48912, 61140, 64440, 73368, 81520, 91710, 122280, 128880, 146736, 182401, 183420, 244560, 364802, 366840, 547203, 729604, 733680, 912005, 1094406, 1459208, 1641609, 1824010, 2188812, 2736015, 2918416, 3283218, 3648020, 4377624, 5472030, 6566436, 7296040, 8208045, 8755248, 10944060, 13132872, 14592080, 16416090, 21888120, 26265744, 32832180, 43776240, 65664360, 131328720]

約数ペア:

[(1, 131328720), (2, 65664360), (3, 43776240), (4, 32832180), (5, 26265744), (6, 21888120), (8, 16416090), (9, 14592080), (10, 13132872), (12, 10944060), (15, 8755248), (16, 8208045), (18, 7296040), (20, 6566436), (24, 5472030), (30, 4377624), (36, 3648020), (40, 3283218), (45, 2918416), (48, 2736015), (60, 2188812), (72, 1824010), (80, 1641609), (90, 1459208), (120, 1094406), (144, 912005), (179, 733680), (180, 729604), (240, 547203), (358, 366840), (360, 364802), (537, 244560), (716, 183420), (720, 182401), (895, 146736), (1019, 128880), (1074, 122280), (1432, 91710), (1611, 81520), (1790, 73368), (2038, 64440), (2148, 61140), (2685, 48912), (2864, 45855), (3057, 42960), (3222, 40760), (3580, 36684), (4076, 32220), (4296, 30570), (5095, 25776), (5370, 24456), (6114, 21480), (6444, 20380), (7160, 18342), (8055, 16304), (8152, 16110), (8592, 15285), (9171, 14320), (10190, 12888), (10740, 12228)]