289206736

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1596

約数の個数: 80

約数和(自身を含む): 695094400

約数和(自身を除く): 405887664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 139, 182, 208, 278, 364, 556, 728, 973, 1112, 1429, 1456, 1807, 1946, 2224, 2858, 3614, 3892, 5716, 7228, 7784, 10003, 11432, 12649, 14456, 15568, 18577, 20006, 22864, 25298, 28912, 37154, 40012, 50596, 74308, 80024, 101192, 130039, 148616, 160048, 198631, 202384, 260078, 297232, 397262, 520156, 794524, 1040312, 1390417, 1589048, 2080624, 2582203, 2780834, 3178096, 5164406, 5561668, 10328812, 11123336, 18075421, 20657624, 22246672, 36150842, 41315248, 72301684, 144603368, 289206736]

約数ペア:

[(1, 289206736), (2, 144603368), (4, 72301684), (7, 41315248), (8, 36150842), (13, 22246672), (14, 20657624), (16, 18075421), (26, 11123336), (28, 10328812), (52, 5561668), (56, 5164406), (91, 3178096), (104, 2780834), (112, 2582203), (139, 2080624), (182, 1589048), (208, 1390417), (278, 1040312), (364, 794524), (556, 520156), (728, 397262), (973, 297232), (1112, 260078), (1429, 202384), (1456, 198631), (1807, 160048), (1946, 148616), (2224, 130039), (2858, 101192), (3614, 80024), (3892, 74308), (5716, 50596), (7228, 40012), (7784, 37154), (10003, 28912), (11432, 25298), (12649, 22864), (14456, 20006), (15568, 18577)]