389699280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{541249}}^1$

素因数の和:541268

約数の個数: 60

約数和(自身を含む): 1308742500

約数和(自身を除く): 919043220

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 541249, 1082498, 1623747, 2164996, 2706245, 3247494, 4329992, 4871241, 5412490, 6494988, 8118735, 8659984, 9742482, 10824980, 12989976, 16237470, 19484964, 21649960, 24356205, 25979952, 32474940, 38969928, 43299920, 48712410, 64949880, 77939856, 97424820, 129899760, 194849640, 389699280]

約数ペア:

[(1, 389699280), (2, 194849640), (3, 129899760), (4, 97424820), (5, 77939856), (6, 64949880), (8, 48712410), (9, 43299920), (10, 38969928), (12, 32474940), (15, 25979952), (16, 24356205), (18, 21649960), (20, 19484964), (24, 16237470), (30, 12989976), (36, 10824980), (40, 9742482), (45, 8659984), (48, 8118735), (60, 6494988), (72, 5412490), (80, 4871241), (90, 4329992), (120, 3247494), (144, 2706245), (180, 2164996), (240, 1623747), (360, 1082498), (720, 541249)]