618242560

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1429}}^1$

素因数の和:1478

約数の個数: 120

約数和(自身を含む): 1606253220

約数和(自身を除く): 988010660

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 512, 520, 640, 676, 832, 845, 1040, 1280, 1352, 1429, 1664, 1690, 2080, 2560, 2704, 2858, 3328, 3380, 4160, 5408, 5716, 6656, 6760, 7145, 8320, 10816, 11432, 13520, 14290, 16640, 18577, 21632, 22864, 27040, 28580, 33280, 37154, 43264, 45728, 54080, 57160, 74308, 86528, 91456, 92885, 108160, 114320, 148616, 182912, 185770, 216320, 228640, 241501, 297232, 365824, 371540, 432640, 457280, 483002, 594464, 731648, 743080, 914560, 966004, 1188928, 1207505, 1486160, 1829120, 1932008, 2377856, 2415010, 2972320, 3658240, 3864016, 4755712, 4830020, 5944640, 7728032, 9511424, 9660040, 11889280, 15456064, 19320080, 23778560, 30912128, 38640160, 47557120, 61824256, 77280320, 123648512, 154560640, 309121280, 618242560]

約数ペア:

[(1, 618242560), (2, 309121280), (4, 154560640), (5, 123648512), (8, 77280320), (10, 61824256), (13, 47557120), (16, 38640160), (20, 30912128), (26, 23778560), (32, 19320080), (40, 15456064), (52, 11889280), (64, 9660040), (65, 9511424), (80, 7728032), (104, 5944640), (128, 4830020), (130, 4755712), (160, 3864016), (169, 3658240), (208, 2972320), (256, 2415010), (260, 2377856), (320, 1932008), (338, 1829120), (416, 1486160), (512, 1207505), (520, 1188928), (640, 966004), (676, 914560), (832, 743080), (845, 731648), (1040, 594464), (1280, 483002), (1352, 457280), (1429, 432640), (1664, 371540), (1690, 365824), (2080, 297232), (2560, 241501), (2704, 228640), (2858, 216320), (3328, 185770), (3380, 182912), (4160, 148616), (5408, 114320), (5716, 108160), (6656, 92885), (6760, 91456), (7145, 86528), (8320, 74308), (10816, 57160), (11432, 54080), (13520, 45728), (14290, 43264), (16640, 37154), (18577, 33280), (21632, 28580), (22864, 27040)]