69807040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{227}}^1$

素因数の和:306

約数の個数: 84

約数和(自身を含む): 172519848

約数和(自身を除く): 102712808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 227, 248, 310, 320, 454, 496, 620, 908, 961, 992, 1135, 1240, 1816, 1922, 1984, 2270, 2480, 3632, 3844, 4540, 4805, 4960, 7037, 7264, 7688, 9080, 9610, 9920, 14074, 14528, 15376, 18160, 19220, 28148, 30752, 35185, 36320, 38440, 56296, 61504, 70370, 72640, 76880, 112592, 140740, 153760, 218147, 225184, 281480, 307520, 436294, 450368, 562960, 872588, 1090735, 1125920, 1745176, 2181470, 2251840, 3490352, 4362940, 6980704, 8725880, 13961408, 17451760, 34903520, 69807040]

約数ペア:

[(1, 69807040), (2, 34903520), (4, 17451760), (5, 13961408), (8, 8725880), (10, 6980704), (16, 4362940), (20, 3490352), (31, 2251840), (32, 2181470), (40, 1745176), (62, 1125920), (64, 1090735), (80, 872588), (124, 562960), (155, 450368), (160, 436294), (227, 307520), (248, 281480), (310, 225184), (320, 218147), (454, 153760), (496, 140740), (620, 112592), (908, 76880), (961, 72640), (992, 70370), (1135, 61504), (1240, 56296), (1816, 38440), (1922, 36320), (1984, 35185), (2270, 30752), (2480, 28148), (3632, 19220), (3844, 18160), (4540, 15376), (4805, 14528), (4960, 14074), (7037, 9920), (7264, 9610), (7688, 9080)]