247744640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2707}}^1$

素因数の和:2750

約数の個数: 128

約数和(自身を含む): 696064320

約数和(自身を除く): 448319680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 1040, 1144, 1408, 1430, 1664, 1760, 2080, 2288, 2707, 2860, 3520, 4160, 4576, 5414, 5720, 7040, 8320, 9152, 10828, 11440, 13535, 18304, 21656, 22880, 27070, 29777, 35191, 43312, 45760, 54140, 59554, 70382, 86624, 91520, 108280, 119108, 140764, 148885, 173248, 175955, 216560, 238216, 281528, 297770, 346496, 351910, 387101, 433120, 476432, 563056, 595540, 703820, 774202, 866240, 952864, 1126112, 1191080, 1407640, 1548404, 1732480, 1905728, 1935505, 2252224, 2382160, 2815280, 3096808, 3811456, 3871010, 4504448, 4764320, 5630560, 6193616, 7742020, 9528640, 11261120, 12387232, 15484040, 19057280, 22522240, 24774464, 30968080, 49548928, 61936160, 123872320, 247744640]

約数ペア:

[(1, 247744640), (2, 123872320), (4, 61936160), (5, 49548928), (8, 30968080), (10, 24774464), (11, 22522240), (13, 19057280), (16, 15484040), (20, 12387232), (22, 11261120), (26, 9528640), (32, 7742020), (40, 6193616), (44, 5630560), (52, 4764320), (55, 4504448), (64, 3871010), (65, 3811456), (80, 3096808), (88, 2815280), (104, 2382160), (110, 2252224), (128, 1935505), (130, 1905728), (143, 1732480), (160, 1548404), (176, 1407640), (208, 1191080), (220, 1126112), (260, 952864), (286, 866240), (320, 774202), (352, 703820), (416, 595540), (440, 563056), (520, 476432), (572, 433120), (640, 387101), (704, 351910), (715, 346496), (832, 297770), (880, 281528), (1040, 238216), (1144, 216560), (1408, 175955), (1430, 173248), (1664, 148885), (1760, 140764), (2080, 119108), (2288, 108280), (2707, 91520), (2860, 86624), (3520, 70382), (4160, 59554), (4576, 54140), (5414, 45760), (5720, 43312), (7040, 35191), (8320, 29777), (9152, 27070), (10828, 22880), (11440, 21656), (13535, 18304)]