18261480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4909}}^1$

素因数の和:4954

約数の個数: 64

約数和(自身を含む): 56563200

約数和(自身を除く): 38301720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 4909, 9818, 14727, 19636, 24545, 29454, 39272, 49090, 58908, 73635, 98180, 117816, 147270, 152179, 196360, 294540, 304358, 456537, 589080, 608716, 760895, 913074, 1217432, 1521790, 1826148, 2282685, 3043580, 3652296, 4565370, 6087160, 9130740, 18261480]

約数ペア:

[(1, 18261480), (2, 9130740), (3, 6087160), (4, 4565370), (5, 3652296), (6, 3043580), (8, 2282685), (10, 1826148), (12, 1521790), (15, 1217432), (20, 913074), (24, 760895), (30, 608716), (31, 589080), (40, 456537), (60, 304358), (62, 294540), (93, 196360), (120, 152179), (124, 147270), (155, 117816), (186, 98180), (248, 73635), (310, 58908), (372, 49090), (465, 39272), (620, 29454), (744, 24545), (930, 19636), (1240, 14727), (1860, 9818), (3720, 4909)]