15966370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 35168256

約数和(自身を除く): 19201886

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 47, 70, 94, 115, 161, 211, 230, 235, 322, 329, 422, 470, 658, 805, 1055, 1081, 1477, 1610, 1645, 2110, 2162, 2954, 3290, 4853, 5405, 7385, 7567, 9706, 9917, 10810, 14770, 15134, 19834, 24265, 33971, 37835, 48530, 49585, 67942, 69419, 75670, 99170, 138838, 169855, 228091, 339710, 347095, 456182, 694190, 1140455, 1596637, 2280910, 3193274, 7983185, 15966370]

約数ペア:

[(1, 15966370), (2, 7983185), (5, 3193274), (7, 2280910), (10, 1596637), (14, 1140455), (23, 694190), (35, 456182), (46, 347095), (47, 339710), (70, 228091), (94, 169855), (115, 138838), (161, 99170), (211, 75670), (230, 69419), (235, 67942), (322, 49585), (329, 48530), (422, 37835), (470, 33971), (658, 24265), (805, 19834), (1055, 15134), (1081, 14770), (1477, 10810), (1610, 9917), (1645, 9706), (2110, 7567), (2162, 7385), (2954, 5405), (3290, 4853)]