257086008

素因数分解:

$2^3\times 3^3\times {\mathrm{599}}^1\times {\mathrm{1987}}^1$

素因数の和:2601

約数の個数: 64

約数和(自身を含む): 715680000

約数和(自身を除く): 458593992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 599, 1198, 1797, 1987, 2396, 3594, 3974, 4792, 5391, 5961, 7188, 7948, 10782, 11922, 14376, 15896, 16173, 17883, 21564, 23844, 32346, 35766, 43128, 47688, 53649, 64692, 71532, 107298, 129384, 143064, 214596, 429192, 1190213, 2380426, 3570639, 4760852, 7141278, 9521704, 10711917, 14282556, 21423834, 28565112, 32135751, 42847668, 64271502, 85695336, 128543004, 257086008]

約数ペア:

[(1, 257086008), (2, 128543004), (3, 85695336), (4, 64271502), (6, 42847668), (8, 32135751), (9, 28565112), (12, 21423834), (18, 14282556), (24, 10711917), (27, 9521704), (36, 7141278), (54, 4760852), (72, 3570639), (108, 2380426), (216, 1190213), (599, 429192), (1198, 214596), (1797, 143064), (1987, 129384), (2396, 107298), (3594, 71532), (3974, 64692), (4792, 53649), (5391, 47688), (5961, 43128), (7188, 35766), (7948, 32346), (10782, 23844), (11922, 21564), (14376, 17883), (15896, 16173)]