667731840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{761}}^1$

素因数の和:1240

約数の個数: 128

約数和(自身を含む): 2135855520

約数和(自身を除く): 1468123680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 457, 480, 640, 761, 914, 960, 1371, 1522, 1828, 1920, 2283, 2285, 2742, 3044, 3656, 3805, 4566, 4570, 5484, 6088, 6855, 7312, 7610, 9132, 9140, 10968, 11415, 12176, 13710, 14624, 15220, 18264, 18280, 21936, 22830, 24352, 27420, 29248, 30440, 36528, 36560, 43872, 45660, 48704, 54840, 58496, 60880, 73056, 73120, 87744, 91320, 97408, 109680, 121760, 146112, 146240, 175488, 182640, 219360, 243520, 292224, 292480, 347777, 365280, 438720, 487040, 695554, 730560, 877440, 1043331, 1391108, 1461120, 1738885, 2086662, 2782216, 3477770, 4173324, 5216655, 5564432, 6955540, 8346648, 10433310, 11128864, 13911080, 16693296, 20866620, 22257728, 27822160, 33386592, 41733240, 44515456, 55644320, 66773184, 83466480, 111288640, 133546368, 166932960, 222577280, 333865920, 667731840]

約数ペア:

[(1, 667731840), (2, 333865920), (3, 222577280), (4, 166932960), (5, 133546368), (6, 111288640), (8, 83466480), (10, 66773184), (12, 55644320), (15, 44515456), (16, 41733240), (20, 33386592), (24, 27822160), (30, 22257728), (32, 20866620), (40, 16693296), (48, 13911080), (60, 11128864), (64, 10433310), (80, 8346648), (96, 6955540), (120, 5564432), (128, 5216655), (160, 4173324), (192, 3477770), (240, 2782216), (320, 2086662), (384, 1738885), (457, 1461120), (480, 1391108), (640, 1043331), (761, 877440), (914, 730560), (960, 695554), (1371, 487040), (1522, 438720), (1828, 365280), (1920, 347777), (2283, 292480), (2285, 292224), (2742, 243520), (3044, 219360), (3656, 182640), (3805, 175488), (4566, 146240), (4570, 146112), (5484, 121760), (6088, 109680), (6855, 97408), (7312, 91320), (7610, 87744), (9132, 73120), (9140, 73056), (10968, 60880), (11415, 58496), (12176, 54840), (13710, 48704), (14624, 45660), (15220, 43872), (18264, 36560), (18280, 36528), (21936, 30440), (22830, 29248), (24352, 27420)]