199949844

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{397}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 503040160

約数和(自身を除く): 303090316

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 397, 564, 794, 893, 1191, 1588, 1786, 2209, 2382, 2679, 3572, 4418, 4764, 5358, 6627, 7543, 8836, 10716, 13254, 15086, 18659, 22629, 26508, 30172, 37318, 41971, 45258, 55977, 74636, 83942, 90516, 111954, 125913, 167884, 223908, 251826, 354521, 503652, 709042, 876973, 1063563, 1418084, 1753946, 2127126, 2630919, 3507892, 4254252, 5261838, 10523676, 16662487, 33324974, 49987461, 66649948, 99974922, 199949844]

約数ペア:

[(1, 199949844), (2, 99974922), (3, 66649948), (4, 49987461), (6, 33324974), (12, 16662487), (19, 10523676), (38, 5261838), (47, 4254252), (57, 3507892), (76, 2630919), (94, 2127126), (114, 1753946), (141, 1418084), (188, 1063563), (228, 876973), (282, 709042), (397, 503652), (564, 354521), (794, 251826), (893, 223908), (1191, 167884), (1588, 125913), (1786, 111954), (2209, 90516), (2382, 83942), (2679, 74636), (3572, 55977), (4418, 45258), (4764, 41971), (5358, 37318), (6627, 30172), (7543, 26508), (8836, 22629), (10716, 18659), (13254, 15086)]