1780452640

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{541}}^1$

素因数の和:930

約数の個数: 96

約数和(自身を含む): 4290922944

約数和(自身を除く): 2510470304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 307, 335, 536, 541, 614, 670, 1072, 1082, 1228, 1340, 1535, 2144, 2164, 2456, 2680, 2705, 3070, 4328, 4912, 5360, 5410, 6140, 8656, 9824, 10720, 10820, 12280, 17312, 20569, 21640, 24560, 36247, 41138, 43280, 49120, 72494, 82276, 86560, 102845, 144988, 164552, 166087, 181235, 205690, 289976, 329104, 332174, 362470, 411380, 579952, 658208, 664348, 724940, 822760, 830435, 1159904, 1328696, 1449880, 1645520, 1660870, 2657392, 2899760, 3291040, 3321740, 5314784, 5799520, 6643480, 11127829, 13286960, 22255658, 26573920, 44511316, 55639145, 89022632, 111278290, 178045264, 222556580, 356090528, 445113160, 890226320, 1780452640]

約数ペア:

[(1, 1780452640), (2, 890226320), (4, 445113160), (5, 356090528), (8, 222556580), (10, 178045264), (16, 111278290), (20, 89022632), (32, 55639145), (40, 44511316), (67, 26573920), (80, 22255658), (134, 13286960), (160, 11127829), (268, 6643480), (307, 5799520), (335, 5314784), (536, 3321740), (541, 3291040), (614, 2899760), (670, 2657392), (1072, 1660870), (1082, 1645520), (1228, 1449880), (1340, 1328696), (1535, 1159904), (2144, 830435), (2164, 822760), (2456, 724940), (2680, 664348), (2705, 658208), (3070, 579952), (4328, 411380), (4912, 362470), (5360, 332174), (5410, 329104), (6140, 289976), (8656, 205690), (9824, 181235), (10720, 166087), (10820, 164552), (12280, 144988), (17312, 102845), (20569, 86560), (21640, 82276), (24560, 72494), (36247, 49120), (41138, 43280)]