641170560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{797}}^1$

素因数の和:1238

約数の個数: 128

約数和(自身を含む): 2051179200

約数和(自身を除く): 1410008640

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, 419, 480, 640, 797, 838, 960, 1257, 1594, 1676, 1920, 2095, 2391, 2514, 3188, 3352, 3985, 4190, 4782, 5028, 6285, 6376, 6704, 7970, 8380, 9564, 10056, 11955, 12570, 12752, 13408, 15940, 16760, 19128, 20112, 23910, 25140, 25504, 26816, 31880, 33520, 38256, 40224, 47820, 50280, 51008, 53632, 63760, 67040, 76512, 80448, 95640, 100560, 102016, 127520, 134080, 153024, 160896, 191280, 201120, 255040, 268160, 306048, 333943, 382560, 402240, 510080, 667886, 765120, 804480, 1001829, 1335772, 1530240, 1669715, 2003658, 2671544, 3339430, 4007316, 5009145, 5343088, 6678860, 8014632, 10018290, 10686176, 13357720, 16029264, 20036580, 21372352, 26715440, 32058528, 40073160, 42744704, 53430880, 64117056, 80146320, 106861760, 128234112, 160292640, 213723520, 320585280, 641170560]

約数ペア:

[(1, 641170560), (2, 320585280), (3, 213723520), (4, 160292640), (5, 128234112), (6, 106861760), (8, 80146320), (10, 64117056), (12, 53430880), (15, 42744704), (16, 40073160), (20, 32058528), (24, 26715440), (30, 21372352), (32, 20036580), (40, 16029264), (48, 13357720), (60, 10686176), (64, 10018290), (80, 8014632), (96, 6678860), (120, 5343088), (128, 5009145), (160, 4007316), (192, 3339430), (240, 2671544), (320, 2003658), (384, 1669715), (419, 1530240), (480, 1335772), (640, 1001829), (797, 804480), (838, 765120), (960, 667886), (1257, 510080), (1594, 402240), (1676, 382560), (1920, 333943), (2095, 306048), (2391, 268160), (2514, 255040), (3188, 201120), (3352, 191280), (3985, 160896), (4190, 153024), (4782, 134080), (5028, 127520), (6285, 102016), (6376, 100560), (6704, 95640), (7970, 80448), (8380, 76512), (9564, 67040), (10056, 63760), (11955, 53632), (12570, 51008), (12752, 50280), (13408, 47820), (15940, 40224), (16760, 38256), (19128, 33520), (20112, 31880), (23910, 26816), (25140, 25504)]