78685128

素因数分解:

$2^3\times 3^3\times {\mathrm{137}}^1\times {\mathrm{2659}}^1$

素因数の和:2811

約数の個数: 64

約数和(自身を含む): 220248000

約数和(自身を除く): 141562872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 137, 216, 274, 411, 548, 822, 1096, 1233, 1644, 2466, 2659, 3288, 3699, 4932, 5318, 7398, 7977, 9864, 10636, 14796, 15954, 21272, 23931, 29592, 31908, 47862, 63816, 71793, 95724, 143586, 191448, 287172, 364283, 574344, 728566, 1092849, 1457132, 2185698, 2914264, 3278547, 4371396, 6557094, 8742792, 9835641, 13114188, 19671282, 26228376, 39342564, 78685128]

約数ペア:

[(1, 78685128), (2, 39342564), (3, 26228376), (4, 19671282), (6, 13114188), (8, 9835641), (9, 8742792), (12, 6557094), (18, 4371396), (24, 3278547), (27, 2914264), (36, 2185698), (54, 1457132), (72, 1092849), (108, 728566), (137, 574344), (216, 364283), (274, 287172), (411, 191448), (548, 143586), (822, 95724), (1096, 71793), (1233, 63816), (1644, 47862), (2466, 31908), (2659, 29592), (3288, 23931), (3699, 21272), (4932, 15954), (5318, 14796), (7398, 10636), (7977, 9864)]