131536620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38461}}^1$

素因数の和:38495

約数の個数: 72

約数和(自身を含む): 420005040

約数和(自身を除く): 288468420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 38461, 76922, 115383, 153844, 192305, 230766, 346149, 384610, 461532, 576915, 692298, 730759, 769220, 1153830, 1384596, 1461518, 1730745, 2192277, 2307660, 2923036, 3461490, 3653795, 4384554, 6576831, 6922980, 7307590, 8769108, 10961385, 13153662, 14615180, 21922770, 26307324, 32884155, 43845540, 65768310, 131536620]

約数ペア:

[(1, 131536620), (2, 65768310), (3, 43845540), (4, 32884155), (5, 26307324), (6, 21922770), (9, 14615180), (10, 13153662), (12, 10961385), (15, 8769108), (18, 7307590), (19, 6922980), (20, 6576831), (30, 4384554), (36, 3653795), (38, 3461490), (45, 2923036), (57, 2307660), (60, 2192277), (76, 1730745), (90, 1461518), (95, 1384596), (114, 1153830), (171, 769220), (180, 730759), (190, 692298), (228, 576915), (285, 461532), (342, 384610), (380, 346149), (570, 230766), (684, 192305), (855, 153844), (1140, 115383), (1710, 76922), (3420, 38461)]