30920505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1409}}^1$

素因数の和:1454

約数の個数: 64

約数和(自身を含む): 64972800

約数和(自身を除く): 34052295

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1409, 1463, 1995, 3135, 4227, 4389, 7045, 7315, 9863, 15499, 21135, 21945, 26771, 29589, 46497, 49315, 77495, 80313, 108493, 133855, 147945, 187397, 232485, 294481, 325479, 401565, 542465, 562191, 883443, 936985, 1472405, 1627395, 2061367, 2810955, 4417215, 6184101, 10306835, 30920505]

約数ペア:

[(1, 30920505), (3, 10306835), (5, 6184101), (7, 4417215), (11, 2810955), (15, 2061367), (19, 1627395), (21, 1472405), (33, 936985), (35, 883443), (55, 562191), (57, 542465), (77, 401565), (95, 325479), (105, 294481), (133, 232485), (165, 187397), (209, 147945), (231, 133855), (285, 108493), (385, 80313), (399, 77495), (627, 49315), (665, 46497), (1045, 29589), (1155, 26771), (1409, 21945), (1463, 21135), (1995, 15499), (3135, 9863), (4227, 7315), (4389, 7045)]