258687180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19687}}^1$

素因数の和:19775

約数の個数: 72

約数和(自身を含む): 795473952

約数和(自身を除く): 536786772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 19687, 39374, 59061, 78748, 98435, 118122, 177183, 196870, 236244, 295305, 354366, 393740, 590610, 708732, 885915, 1181220, 1437151, 1771830, 2874302, 3543660, 4311453, 5748604, 7185755, 8622906, 12934359, 14371510, 17245812, 21557265, 25868718, 28743020, 43114530, 51737436, 64671795, 86229060, 129343590, 258687180]

約数ペア:

[(1, 258687180), (2, 129343590), (3, 86229060), (4, 64671795), (5, 51737436), (6, 43114530), (9, 28743020), (10, 25868718), (12, 21557265), (15, 17245812), (18, 14371510), (20, 12934359), (30, 8622906), (36, 7185755), (45, 5748604), (60, 4311453), (73, 3543660), (90, 2874302), (146, 1771830), (180, 1437151), (219, 1181220), (292, 885915), (365, 708732), (438, 590610), (657, 393740), (730, 354366), (876, 295305), (1095, 236244), (1314, 196870), (1460, 177183), (2190, 118122), (2628, 98435), (3285, 78748), (4380, 59061), (6570, 39374), (13140, 19687)]