201879788

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 423418800

約数和(自身を除く): 221539012

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 76, 116, 121, 209, 242, 319, 418, 484, 551, 638, 757, 836, 1102, 1276, 1514, 2204, 2299, 3028, 3509, 4598, 6061, 7018, 8327, 9196, 12122, 14036, 14383, 16654, 21953, 24244, 28766, 33308, 43906, 57532, 66671, 87812, 91597, 133342, 158213, 183194, 241483, 266684, 316426, 366388, 417107, 482966, 632852, 834214, 965932, 1668428, 1740343, 2656313, 3480686, 4588177, 5312626, 6961372, 9176354, 10625252, 18352708, 50469947, 100939894, 201879788]

約数ペア:

[(1, 201879788), (2, 100939894), (4, 50469947), (11, 18352708), (19, 10625252), (22, 9176354), (29, 6961372), (38, 5312626), (44, 4588177), (58, 3480686), (76, 2656313), (116, 1740343), (121, 1668428), (209, 965932), (242, 834214), (319, 632852), (418, 482966), (484, 417107), (551, 366388), (638, 316426), (757, 266684), (836, 241483), (1102, 183194), (1276, 158213), (1514, 133342), (2204, 91597), (2299, 87812), (3028, 66671), (3509, 57532), (4598, 43906), (6061, 33308), (7018, 28766), (8327, 24244), (9196, 21953), (12122, 16654), (14036, 14383)]