78305490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21221}}^1$

素因数の和:21275

約数の個数: 48

約数和(自身を含む): 208569816

約数和(自身を除く): 130264326

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 21221, 42442, 63663, 106105, 127326, 190989, 212210, 318315, 381978, 636630, 870061, 954945, 1740122, 1909890, 2610183, 4350305, 5220366, 7830549, 8700610, 13050915, 15661098, 26101830, 39152745, 78305490]

約数ペア:

[(1, 78305490), (2, 39152745), (3, 26101830), (5, 15661098), (6, 13050915), (9, 8700610), (10, 7830549), (15, 5220366), (18, 4350305), (30, 2610183), (41, 1909890), (45, 1740122), (82, 954945), (90, 870061), (123, 636630), (205, 381978), (246, 318315), (369, 212210), (410, 190989), (615, 127326), (738, 106105), (1230, 63663), (1845, 42442), (3690, 21221)]