626940

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{43}}^1$

素因数の和:70

約数の個数: 84

約数和(自身を含む): 2019864

約数和(自身を除く): 1392924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 243, 258, 270, 324, 387, 405, 430, 486, 516, 540, 645, 729, 774, 810, 860, 972, 1161, 1215, 1290, 1458, 1548, 1620, 1935, 2322, 2430, 2580, 2916, 3483, 3645, 3870, 4644, 4860, 5805, 6966, 7290, 7740, 10449, 11610, 13932, 14580, 17415, 20898, 23220, 31347, 34830, 41796, 52245, 62694, 69660, 104490, 125388, 156735, 208980, 313470, 626940]

約数ペア:

[(1, 626940), (2, 313470), (3, 208980), (4, 156735), (5, 125388), (6, 104490), (9, 69660), (10, 62694), (12, 52245), (15, 41796), (18, 34830), (20, 31347), (27, 23220), (30, 20898), (36, 17415), (43, 14580), (45, 13932), (54, 11610), (60, 10449), (81, 7740), (86, 7290), (90, 6966), (108, 5805), (129, 4860), (135, 4644), (162, 3870), (172, 3645), (180, 3483), (215, 2916), (243, 2580), (258, 2430), (270, 2322), (324, 1935), (387, 1620), (405, 1548), (430, 1458), (486, 1290), (516, 1215), (540, 1161), (645, 972), (729, 860), (774, 810)]