215367516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{389}}^1$

素因数の和:445

約数の個数: 144

約数和(自身を含む): 675729600

約数和(自身を除く): 460362084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 169, 182, 234, 252, 273, 338, 364, 389, 468, 507, 546, 676, 778, 819, 1014, 1092, 1167, 1183, 1521, 1556, 1638, 2028, 2197, 2334, 2366, 2723, 3042, 3276, 3501, 3549, 4394, 4668, 4732, 5057, 5446, 6084, 6591, 7002, 7098, 8169, 8788, 10114, 10647, 10892, 13182, 14004, 14196, 15171, 15379, 16338, 19773, 20228, 21294, 24507, 26364, 30342, 30758, 32676, 35399, 39546, 42588, 45513, 46137, 49014, 60684, 61516, 65741, 70798, 79092, 91026, 92274, 98028, 106197, 131482, 138411, 141596, 182052, 184548, 197223, 212394, 262964, 276822, 318591, 394446, 424788, 460187, 553644, 591669, 637182, 788892, 854633, 920374, 1183338, 1274364, 1380561, 1709266, 1840748, 2366676, 2563899, 2761122, 3418532, 4141683, 5127798, 5522244, 5982431, 7691697, 8283366, 10255596, 11964862, 15383394, 16566732, 17947293, 23929724, 30766788, 35894586, 53841879, 71789172, 107683758, 215367516]

約数ペア:

[(1, 215367516), (2, 107683758), (3, 71789172), (4, 53841879), (6, 35894586), (7, 30766788), (9, 23929724), (12, 17947293), (13, 16566732), (14, 15383394), (18, 11964862), (21, 10255596), (26, 8283366), (28, 7691697), (36, 5982431), (39, 5522244), (42, 5127798), (52, 4141683), (63, 3418532), (78, 2761122), (84, 2563899), (91, 2366676), (117, 1840748), (126, 1709266), (156, 1380561), (169, 1274364), (182, 1183338), (234, 920374), (252, 854633), (273, 788892), (338, 637182), (364, 591669), (389, 553644), (468, 460187), (507, 424788), (546, 394446), (676, 318591), (778, 276822), (819, 262964), (1014, 212394), (1092, 197223), (1167, 184548), (1183, 182052), (1521, 141596), (1556, 138411), (1638, 131482), (2028, 106197), (2197, 98028), (2334, 92274), (2366, 91026), (2723, 79092), (3042, 70798), (3276, 65741), (3501, 61516), (3549, 60684), (4394, 49014), (4668, 46137), (4732, 45513), (5057, 42588), (5446, 39546), (6084, 35399), (6591, 32676), (7002, 30758), (7098, 30342), (8169, 26364), (8788, 24507), (10114, 21294), (10647, 20228), (10892, 19773), (13182, 16338), (14004, 15379), (14196, 15171)]