340931864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10891}}^1$

素因数の和:10960

約数の個数: 64

約数和(自身を含む): 805136640

約数和(自身を除く): 464204776

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 728, 1118, 1204, 2236, 2408, 3913, 4472, 7826, 10891, 15652, 21782, 31304, 43564, 76237, 87128, 141583, 152474, 283166, 304948, 468313, 566332, 609896, 936626, 991081, 1132664, 1873252, 1982162, 3278191, 3746504, 3964324, 6088069, 6556382, 7928648, 12176138, 13112764, 24352276, 26225528, 42616483, 48704552, 85232966, 170465932, 340931864]

約数ペア:

[(1, 340931864), (2, 170465932), (4, 85232966), (7, 48704552), (8, 42616483), (13, 26225528), (14, 24352276), (26, 13112764), (28, 12176138), (43, 7928648), (52, 6556382), (56, 6088069), (86, 3964324), (91, 3746504), (104, 3278191), (172, 1982162), (182, 1873252), (301, 1132664), (344, 991081), (364, 936626), (559, 609896), (602, 566332), (728, 468313), (1118, 304948), (1204, 283166), (2236, 152474), (2408, 141583), (3913, 87128), (4472, 76237), (7826, 43564), (10891, 31304), (15652, 21782)]