274769120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1787}}^1$

素因数の和:1864

約数の個数: 72

約数和(自身を含む): 671132952

約数和(自身を除く): 396363832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1787, 1922, 2480, 3574, 3844, 4805, 4960, 7148, 7688, 8935, 9610, 14296, 15376, 17870, 19220, 28592, 30752, 35740, 38440, 55397, 57184, 71480, 76880, 110794, 142960, 153760, 221588, 276985, 285920, 443176, 553970, 886352, 1107940, 1717307, 1772704, 2215880, 3434614, 4431760, 6869228, 8586535, 8863520, 13738456, 17173070, 27476912, 34346140, 54953824, 68692280, 137384560, 274769120]

約数ペア:

[(1, 274769120), (2, 137384560), (4, 68692280), (5, 54953824), (8, 34346140), (10, 27476912), (16, 17173070), (20, 13738456), (31, 8863520), (32, 8586535), (40, 6869228), (62, 4431760), (80, 3434614), (124, 2215880), (155, 1772704), (160, 1717307), (248, 1107940), (310, 886352), (496, 553970), (620, 443176), (961, 285920), (992, 276985), (1240, 221588), (1787, 153760), (1922, 142960), (2480, 110794), (3574, 76880), (3844, 71480), (4805, 57184), (4960, 55397), (7148, 38440), (7688, 35740), (8935, 30752), (9610, 28592), (14296, 19220), (15376, 17870)]