78498252

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1721}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 228158112

約数和(自身を除く): 149659860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 543, 724, 1086, 1267, 1629, 1721, 2172, 2534, 3258, 3442, 3801, 5068, 5163, 6516, 6884, 7602, 10326, 11403, 12047, 15204, 15489, 20652, 22806, 24094, 30978, 36141, 45612, 48188, 61956, 72282, 108423, 144564, 216846, 311501, 433692, 623002, 934503, 1246004, 1869006, 2180507, 2803509, 3738012, 4361014, 5607018, 6541521, 8722028, 11214036, 13083042, 19624563, 26166084, 39249126, 78498252]

約数ペア:

[(1, 78498252), (2, 39249126), (3, 26166084), (4, 19624563), (6, 13083042), (7, 11214036), (9, 8722028), (12, 6541521), (14, 5607018), (18, 4361014), (21, 3738012), (28, 2803509), (36, 2180507), (42, 1869006), (63, 1246004), (84, 934503), (126, 623002), (181, 433692), (252, 311501), (362, 216846), (543, 144564), (724, 108423), (1086, 72282), (1267, 61956), (1629, 48188), (1721, 45612), (2172, 36141), (2534, 30978), (3258, 24094), (3442, 22806), (3801, 20652), (5068, 15489), (5163, 15204), (6516, 12047), (6884, 11403), (7602, 10326)]