1387969920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{240967}}^1$

素因数の和:240992

約数の個数: 96

約数和(自身を含む): 4792853520

約数和(自身を除く): 3404883600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 240967, 481934, 722901, 963868, 1204835, 1445802, 1927736, 2168703, 2409670, 2891604, 3614505, 3855472, 4337406, 4819340, 5783208, 7229010, 7710944, 8674812, 9638680, 10843515, 11566416, 14458020, 15421888, 17349624, 19277360, 21687030, 23132832, 28916040, 30843776, 34699248, 38554720, 43374060, 46265664, 57832080, 69398496, 77109440, 86748120, 92531328, 115664160, 138796992, 154218880, 173496240, 231328320, 277593984, 346992480, 462656640, 693984960, 1387969920]

約数ペア:

[(1, 1387969920), (2, 693984960), (3, 462656640), (4, 346992480), (5, 277593984), (6, 231328320), (8, 173496240), (9, 154218880), (10, 138796992), (12, 115664160), (15, 92531328), (16, 86748120), (18, 77109440), (20, 69398496), (24, 57832080), (30, 46265664), (32, 43374060), (36, 38554720), (40, 34699248), (45, 30843776), (48, 28916040), (60, 23132832), (64, 21687030), (72, 19277360), (80, 17349624), (90, 15421888), (96, 14458020), (120, 11566416), (128, 10843515), (144, 9638680), (160, 8674812), (180, 7710944), (192, 7229010), (240, 5783208), (288, 4819340), (320, 4337406), (360, 3855472), (384, 3614505), (480, 2891604), (576, 2409670), (640, 2168703), (720, 1927736), (960, 1445802), (1152, 1204835), (1440, 963868), (1920, 722901), (2880, 481934), (5760, 240967)]