7628940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3853}}^1$

素因数の和:3879

約数の個数: 72

約数和(自身を含む): 25251408

約数和(自身を除く): 17622468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 3853, 7706, 11559, 15412, 19265, 23118, 34677, 38530, 42383, 46236, 57795, 69354, 77060, 84766, 115590, 127149, 138708, 169532, 173385, 211915, 231180, 254298, 346770, 381447, 423830, 508596, 635745, 693540, 762894, 847660, 1271490, 1525788, 1907235, 2542980, 3814470, 7628940]

約数ペア:

[(1, 7628940), (2, 3814470), (3, 2542980), (4, 1907235), (5, 1525788), (6, 1271490), (9, 847660), (10, 762894), (11, 693540), (12, 635745), (15, 508596), (18, 423830), (20, 381447), (22, 346770), (30, 254298), (33, 231180), (36, 211915), (44, 173385), (45, 169532), (55, 138708), (60, 127149), (66, 115590), (90, 84766), (99, 77060), (110, 69354), (132, 57795), (165, 46236), (180, 42383), (198, 38530), (220, 34677), (330, 23118), (396, 19265), (495, 15412), (660, 11559), (990, 7706), (1980, 3853)]