1281868800

素因数分解:

$2^{10}\times 3^1\times 5^2\times {\mathrm{16691}}^1$

素因数の和:16724

約数の個数: 132

約数和(自身を含む): 4236896976

約数和(自身を除く): 2955028176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 512, 600, 640, 768, 800, 960, 1024, 1200, 1280, 1536, 1600, 1920, 2400, 2560, 3072, 3200, 3840, 4800, 5120, 6400, 7680, 9600, 12800, 15360, 16691, 19200, 25600, 33382, 38400, 50073, 66764, 76800, 83455, 100146, 133528, 166910, 200292, 250365, 267056, 333820, 400584, 417275, 500730, 534112, 667640, 801168, 834550, 1001460, 1068224, 1251825, 1335280, 1602336, 1669100, 2002920, 2136448, 2503650, 2670560, 3204672, 3338200, 4005840, 4272896, 5007300, 5341120, 6409344, 6676400, 8011680, 8545792, 10014600, 10682240, 12818688, 13352800, 16023360, 17091584, 20029200, 21364480, 25637376, 26705600, 32046720, 40058400, 42728960, 51274752, 53411200, 64093440, 80116800, 85457920, 106822400, 128186880, 160233600, 213644800, 256373760, 320467200, 427289600, 640934400, 1281868800]

約数ペア:

[(1, 1281868800), (2, 640934400), (3, 427289600), (4, 320467200), (5, 256373760), (6, 213644800), (8, 160233600), (10, 128186880), (12, 106822400), (15, 85457920), (16, 80116800), (20, 64093440), (24, 53411200), (25, 51274752), (30, 42728960), (32, 40058400), (40, 32046720), (48, 26705600), (50, 25637376), (60, 21364480), (64, 20029200), (75, 17091584), (80, 16023360), (96, 13352800), (100, 12818688), (120, 10682240), (128, 10014600), (150, 8545792), (160, 8011680), (192, 6676400), (200, 6409344), (240, 5341120), (256, 5007300), (300, 4272896), (320, 4005840), (384, 3338200), (400, 3204672), (480, 2670560), (512, 2503650), (600, 2136448), (640, 2002920), (768, 1669100), (800, 1602336), (960, 1335280), (1024, 1251825), (1200, 1068224), (1280, 1001460), (1536, 834550), (1600, 801168), (1920, 667640), (2400, 534112), (2560, 500730), (3072, 417275), (3200, 400584), (3840, 333820), (4800, 267056), (5120, 250365), (6400, 200292), (7680, 166910), (9600, 133528), (12800, 100146), (15360, 83455), (16691, 76800), (19200, 66764), (25600, 50073), (33382, 38400)]