261868410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12277}}^1$

素因数の和:12372

約数の個数: 64

約数和(自身を含む): 707212800

約数和(自身を除く): 445344390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 1185, 1422, 2133, 2370, 3555, 4266, 7110, 10665, 12277, 21330, 24554, 36831, 61385, 73662, 110493, 122770, 184155, 220986, 331479, 368310, 552465, 662958, 969883, 1104930, 1657395, 1939766, 2909649, 3314790, 4849415, 5819298, 8728947, 9698830, 14548245, 17457894, 26186841, 29096490, 43644735, 52373682, 87289470, 130934205, 261868410]

約数ペア:

[(1, 261868410), (2, 130934205), (3, 87289470), (5, 52373682), (6, 43644735), (9, 29096490), (10, 26186841), (15, 17457894), (18, 14548245), (27, 9698830), (30, 8728947), (45, 5819298), (54, 4849415), (79, 3314790), (90, 2909649), (135, 1939766), (158, 1657395), (237, 1104930), (270, 969883), (395, 662958), (474, 552465), (711, 368310), (790, 331479), (1185, 220986), (1422, 184155), (2133, 122770), (2370, 110493), (3555, 73662), (4266, 61385), (7110, 36831), (10665, 24554), (12277, 21330)]