15639180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4273}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 44517984

約数和(自身を除く): 28878804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 4273, 8546, 12819, 17092, 21365, 25638, 42730, 51276, 64095, 85460, 128190, 256380, 260653, 521306, 781959, 1042612, 1303265, 1563918, 2606530, 3127836, 3909795, 5213060, 7819590, 15639180]

約数ペア:

[(1, 15639180), (2, 7819590), (3, 5213060), (4, 3909795), (5, 3127836), (6, 2606530), (10, 1563918), (12, 1303265), (15, 1042612), (20, 781959), (30, 521306), (60, 260653), (61, 256380), (122, 128190), (183, 85460), (244, 64095), (305, 51276), (366, 42730), (610, 25638), (732, 21365), (915, 17092), (1220, 12819), (1830, 8546), (3660, 4273)]