78578388

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1913}}^1$

素因数の和:2093

約数の個数: 72

約数和(自身を含む): 228516288

約数和(自身を除く): 149937900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1913, 1956, 2282, 2934, 3423, 3826, 4564, 5739, 5868, 6846, 7652, 10269, 11478, 13391, 13692, 17217, 20538, 22956, 26782, 34434, 40173, 41076, 53564, 68868, 80346, 120519, 160692, 241038, 311819, 482076, 623638, 935457, 1247276, 1870914, 2182733, 2806371, 3741828, 4365466, 5612742, 6548199, 8730932, 11225484, 13096398, 19644597, 26192796, 39289194, 78578388]

約数ペア:

[(1, 78578388), (2, 39289194), (3, 26192796), (4, 19644597), (6, 13096398), (7, 11225484), (9, 8730932), (12, 6548199), (14, 5612742), (18, 4365466), (21, 3741828), (28, 2806371), (36, 2182733), (42, 1870914), (63, 1247276), (84, 935457), (126, 623638), (163, 482076), (252, 311819), (326, 241038), (489, 160692), (652, 120519), (978, 80346), (1141, 68868), (1467, 53564), (1913, 41076), (1956, 40173), (2282, 34434), (2934, 26782), (3423, 22956), (3826, 20538), (4564, 17217), (5739, 13692), (5868, 13391), (6846, 11478), (7652, 10269)]