256879944

素因数分解:

$2^3\times 3^3\times {\mathrm{223}}^1\times {\mathrm{5333}}^1$

素因数の和:5571

約数の個数: 64

約数和(自身を含む): 716889600

約数和(自身を除く): 460009656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 4014, 5333, 5352, 6021, 8028, 10666, 12042, 15999, 16056, 21332, 24084, 31998, 42664, 47997, 48168, 63996, 95994, 127992, 143991, 191988, 287982, 383976, 575964, 1151928, 1189259, 2378518, 3567777, 4757036, 7135554, 9514072, 10703331, 14271108, 21406662, 28542216, 32109993, 42813324, 64219986, 85626648, 128439972, 256879944]

約数ペア:

[(1, 256879944), (2, 128439972), (3, 85626648), (4, 64219986), (6, 42813324), (8, 32109993), (9, 28542216), (12, 21406662), (18, 14271108), (24, 10703331), (27, 9514072), (36, 7135554), (54, 4757036), (72, 3567777), (108, 2378518), (216, 1189259), (223, 1151928), (446, 575964), (669, 383976), (892, 287982), (1338, 191988), (1784, 143991), (2007, 127992), (2676, 95994), (4014, 63996), (5333, 48168), (5352, 47997), (6021, 42664), (8028, 31998), (10666, 24084), (12042, 21332), (15999, 16056)]