1821456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:173

約数の個数: 120

約数和(自身を含む): 6319040

約数和(自身を除く): 4497584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 139, 144, 156, 168, 182, 208, 234, 252, 273, 278, 312, 336, 364, 417, 468, 504, 546, 556, 624, 728, 819, 834, 936, 973, 1008, 1092, 1112, 1251, 1456, 1638, 1668, 1807, 1872, 1946, 2184, 2224, 2502, 2919, 3276, 3336, 3614, 3892, 4368, 5004, 5421, 5838, 6552, 6672, 7228, 7784, 8757, 10008, 10842, 11676, 12649, 13104, 14456, 15568, 16263, 17514, 20016, 21684, 23352, 25298, 28912, 32526, 35028, 37947, 43368, 46704, 50596, 65052, 70056, 75894, 86736, 101192, 113841, 130104, 140112, 151788, 202384, 227682, 260208, 303576, 455364, 607152, 910728, 1821456]

約数ペア:

[(1, 1821456), (2, 910728), (3, 607152), (4, 455364), (6, 303576), (7, 260208), (8, 227682), (9, 202384), (12, 151788), (13, 140112), (14, 130104), (16, 113841), (18, 101192), (21, 86736), (24, 75894), (26, 70056), (28, 65052), (36, 50596), (39, 46704), (42, 43368), (48, 37947), (52, 35028), (56, 32526), (63, 28912), (72, 25298), (78, 23352), (84, 21684), (91, 20016), (104, 17514), (112, 16263), (117, 15568), (126, 14456), (139, 13104), (144, 12649), (156, 11676), (168, 10842), (182, 10008), (208, 8757), (234, 7784), (252, 7228), (273, 6672), (278, 6552), (312, 5838), (336, 5421), (364, 5004), (417, 4368), (468, 3892), (504, 3614), (546, 3336), (556, 3276), (624, 2919), (728, 2502), (819, 2224), (834, 2184), (936, 1946), (973, 1872), (1008, 1807), (1092, 1668), (1112, 1638), (1251, 1456)]