199891944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{647}}^1$

素因数の和:1279

約数の個数: 96

約数和(自身を含む): 620680320

約数和(自身を除く): 420788376

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 613, 647, 1226, 1294, 1839, 1941, 2452, 2588, 3678, 3882, 4291, 4529, 4904, 5176, 5517, 5823, 7356, 7764, 8582, 9058, 11034, 11646, 12873, 13587, 14712, 15528, 17164, 18116, 22068, 23292, 25746, 27174, 34328, 36232, 38619, 40761, 44136, 46584, 51492, 54348, 77238, 81522, 102984, 108696, 154476, 163044, 308952, 326088, 396611, 793222, 1189833, 1586444, 2379666, 2776277, 3172888, 3569499, 4759332, 5552554, 7138998, 8328831, 9518664, 11105108, 14277996, 16657662, 22210216, 24986493, 28555992, 33315324, 49972986, 66630648, 99945972, 199891944]

約数ペア:

[(1, 199891944), (2, 99945972), (3, 66630648), (4, 49972986), (6, 33315324), (7, 28555992), (8, 24986493), (9, 22210216), (12, 16657662), (14, 14277996), (18, 11105108), (21, 9518664), (24, 8328831), (28, 7138998), (36, 5552554), (42, 4759332), (56, 3569499), (63, 3172888), (72, 2776277), (84, 2379666), (126, 1586444), (168, 1189833), (252, 793222), (504, 396611), (613, 326088), (647, 308952), (1226, 163044), (1294, 154476), (1839, 108696), (1941, 102984), (2452, 81522), (2588, 77238), (3678, 54348), (3882, 51492), (4291, 46584), (4529, 44136), (4904, 40761), (5176, 38619), (5517, 36232), (5823, 34328), (7356, 27174), (7764, 25746), (8582, 23292), (9058, 22068), (11034, 18116), (11646, 17164), (12873, 15528), (13587, 14712)]