253444020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{69247}}^1$

素因数の和:69320

約数の個数: 48

約数和(自身を含む): 721287168

約数和(自身を除く): 467843148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 69247, 138494, 207741, 276988, 346235, 415482, 692470, 830964, 1038705, 1384940, 2077410, 4154820, 4224067, 8448134, 12672201, 16896268, 21120335, 25344402, 42240670, 50688804, 63361005, 84481340, 126722010, 253444020]

約数ペア:

[(1, 253444020), (2, 126722010), (3, 84481340), (4, 63361005), (5, 50688804), (6, 42240670), (10, 25344402), (12, 21120335), (15, 16896268), (20, 12672201), (30, 8448134), (60, 4224067), (61, 4154820), (122, 2077410), (183, 1384940), (244, 1038705), (305, 830964), (366, 692470), (610, 415482), (732, 346235), (915, 276988), (1220, 207741), (1830, 138494), (3660, 69247)]