320472438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1201}}^1$

素因数の和:1541

約数の個数: 64

約数和(自身を含む): 756048384

約数和(自身を除く): 435575946

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 311, 429, 622, 858, 933, 1201, 1866, 2402, 3421, 3603, 4043, 6842, 7206, 8086, 10263, 12129, 13211, 15613, 20526, 24258, 26422, 31226, 39633, 44473, 46839, 79266, 88946, 93678, 133419, 171743, 266838, 343486, 373511, 515229, 747022, 1030458, 1120533, 2241066, 4108621, 4855643, 8217242, 9711286, 12325863, 14566929, 24651726, 29133858, 53412073, 106824146, 160236219, 320472438]

約数ペア:

[(1, 320472438), (2, 160236219), (3, 106824146), (6, 53412073), (11, 29133858), (13, 24651726), (22, 14566929), (26, 12325863), (33, 9711286), (39, 8217242), (66, 4855643), (78, 4108621), (143, 2241066), (286, 1120533), (311, 1030458), (429, 747022), (622, 515229), (858, 373511), (933, 343486), (1201, 266838), (1866, 171743), (2402, 133419), (3421, 93678), (3603, 88946), (4043, 79266), (6842, 46839), (7206, 44473), (8086, 39633), (10263, 31226), (12129, 26422), (13211, 24258), (15613, 20526)]