7821540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1$

素因数の和:2321

約数の個数: 72

約数和(自身を含む): 24984960

約数和(自身を除く): 17163420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2287, 3420, 4574, 6861, 9148, 11435, 13722, 20583, 22870, 27444, 34305, 41166, 43453, 45740, 68610, 82332, 86906, 102915, 130359, 137220, 173812, 205830, 217265, 260718, 391077, 411660, 434530, 521436, 651795, 782154, 869060, 1303590, 1564308, 1955385, 2607180, 3910770, 7821540]

約数ペア:

[(1, 7821540), (2, 3910770), (3, 2607180), (4, 1955385), (5, 1564308), (6, 1303590), (9, 869060), (10, 782154), (12, 651795), (15, 521436), (18, 434530), (19, 411660), (20, 391077), (30, 260718), (36, 217265), (38, 205830), (45, 173812), (57, 137220), (60, 130359), (76, 102915), (90, 86906), (95, 82332), (114, 68610), (171, 45740), (180, 43453), (190, 41166), (228, 34305), (285, 27444), (342, 22870), (380, 20583), (570, 13722), (684, 11435), (855, 9148), (1140, 6861), (1710, 4574), (2287, 3420)]