908038980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162731}}^1$

素因数の和:162777

約数の個数: 72

約数和(自身を含む): 2843253504

約数和(自身を除く): 1935214524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 162731, 325462, 488193, 650924, 813655, 976386, 1464579, 1627310, 1952772, 2440965, 2929158, 3254620, 4881930, 5044661, 5858316, 7322895, 9763860, 10089322, 14645790, 15133983, 20178644, 25223305, 29291580, 30267966, 45401949, 50446610, 60535932, 75669915, 90803898, 100893220, 151339830, 181607796, 227009745, 302679660, 454019490, 908038980]

約数ペア:

[(1, 908038980), (2, 454019490), (3, 302679660), (4, 227009745), (5, 181607796), (6, 151339830), (9, 100893220), (10, 90803898), (12, 75669915), (15, 60535932), (18, 50446610), (20, 45401949), (30, 30267966), (31, 29291580), (36, 25223305), (45, 20178644), (60, 15133983), (62, 14645790), (90, 10089322), (93, 9763860), (124, 7322895), (155, 5858316), (180, 5044661), (186, 4881930), (279, 3254620), (310, 2929158), (372, 2440965), (465, 1952772), (558, 1627310), (620, 1464579), (930, 976386), (1116, 813655), (1395, 650924), (1860, 488193), (2790, 325462), (5580, 162731)]