1772743140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1406939}}^1$

素因数の和:1406961

約数の個数: 72

約数和(自身を含む): 6145513920

約数和(自身を除く): 4372770780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1406939, 2813878, 4220817, 5627756, 7034695, 8441634, 9848573, 12662451, 14069390, 16883268, 19697146, 21104085, 25324902, 28138780, 29545719, 39394292, 42208170, 49242865, 50649804, 59091438, 63312255, 84416340, 88637157, 98485730, 118182876, 126624510, 147728595, 177274314, 196971460, 253249020, 295457190, 354548628, 443185785, 590914380, 886371570, 1772743140]

約数ペア:

[(1, 1772743140), (2, 886371570), (3, 590914380), (4, 443185785), (5, 354548628), (6, 295457190), (7, 253249020), (9, 196971460), (10, 177274314), (12, 147728595), (14, 126624510), (15, 118182876), (18, 98485730), (20, 88637157), (21, 84416340), (28, 63312255), (30, 59091438), (35, 50649804), (36, 49242865), (42, 42208170), (45, 39394292), (60, 29545719), (63, 28138780), (70, 25324902), (84, 21104085), (90, 19697146), (105, 16883268), (126, 14069390), (140, 12662451), (180, 9848573), (210, 8441634), (252, 7034695), (315, 5627756), (420, 4220817), (630, 2813878), (1260, 1406939)]