201196940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 498624000

約数和(自身を除く): 297427060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 211, 245, 278, 343, 422, 490, 556, 686, 695, 844, 973, 980, 1055, 1372, 1390, 1477, 1715, 1946, 2110, 2780, 2954, 3430, 3892, 4220, 4865, 5908, 6811, 6860, 7385, 9730, 10339, 13622, 14770, 19460, 20678, 27244, 29329, 29540, 34055, 41356, 47677, 51695, 58658, 68110, 72373, 95354, 103390, 117316, 136220, 144746, 146645, 190708, 205303, 206780, 238385, 289492, 293290, 361865, 410606, 476770, 586580, 723730, 821212, 953540, 1026515, 1437121, 1447460, 2053030, 2874242, 4106060, 5748484, 7185605, 10059847, 14371210, 20119694, 28742420, 40239388, 50299235, 100598470, 201196940]

約数ペア:

[(1, 201196940), (2, 100598470), (4, 50299235), (5, 40239388), (7, 28742420), (10, 20119694), (14, 14371210), (20, 10059847), (28, 7185605), (35, 5748484), (49, 4106060), (70, 2874242), (98, 2053030), (139, 1447460), (140, 1437121), (196, 1026515), (211, 953540), (245, 821212), (278, 723730), (343, 586580), (422, 476770), (490, 410606), (556, 361865), (686, 293290), (695, 289492), (844, 238385), (973, 206780), (980, 205303), (1055, 190708), (1372, 146645), (1390, 144746), (1477, 136220), (1715, 117316), (1946, 103390), (2110, 95354), (2780, 72373), (2954, 68110), (3430, 58658), (3892, 51695), (4220, 47677), (4865, 41356), (5908, 34055), (6811, 29540), (6860, 29329), (7385, 27244), (9730, 20678), (10339, 19460), (13622, 14770)]