256716144

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1$

素因数の和:1063

約数の個数: 120

約数和(自身を含む): 764571600

約数和(自身を除く): 507855456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 101, 114, 144, 152, 171, 202, 228, 303, 304, 342, 404, 456, 606, 684, 808, 909, 912, 929, 1212, 1368, 1616, 1818, 1858, 1919, 2424, 2736, 2787, 3636, 3716, 3838, 4848, 5574, 5757, 7272, 7432, 7676, 8361, 11148, 11514, 14544, 14864, 15352, 16722, 17271, 17651, 22296, 23028, 30704, 33444, 34542, 35302, 44592, 46056, 52953, 66888, 69084, 70604, 92112, 93829, 105906, 133776, 138168, 141208, 158859, 187658, 211812, 276336, 281487, 282416, 317718, 375316, 423624, 562974, 635436, 750632, 844461, 847248, 1125948, 1270872, 1501264, 1688922, 1782751, 2251896, 2541744, 3377844, 3565502, 4503792, 5348253, 6755688, 7131004, 10696506, 13511376, 14262008, 16044759, 21393012, 28524016, 32089518, 42786024, 64179036, 85572048, 128358072, 256716144]

約数ペア:

[(1, 256716144), (2, 128358072), (3, 85572048), (4, 64179036), (6, 42786024), (8, 32089518), (9, 28524016), (12, 21393012), (16, 16044759), (18, 14262008), (19, 13511376), (24, 10696506), (36, 7131004), (38, 6755688), (48, 5348253), (57, 4503792), (72, 3565502), (76, 3377844), (101, 2541744), (114, 2251896), (144, 1782751), (152, 1688922), (171, 1501264), (202, 1270872), (228, 1125948), (303, 847248), (304, 844461), (342, 750632), (404, 635436), (456, 562974), (606, 423624), (684, 375316), (808, 317718), (909, 282416), (912, 281487), (929, 276336), (1212, 211812), (1368, 187658), (1616, 158859), (1818, 141208), (1858, 138168), (1919, 133776), (2424, 105906), (2736, 93829), (2787, 92112), (3636, 70604), (3716, 69084), (3838, 66888), (4848, 52953), (5574, 46056), (5757, 44592), (7272, 35302), (7432, 34542), (7676, 33444), (8361, 30704), (11148, 23028), (11514, 22296), (14544, 17651), (14864, 17271), (15352, 16722)]