320139972

素因数分解:

$2^2\times 3^3\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:618

約数の個数: 96

約数和(自身を含む): 856880640

約数和(自身を除く): 536740668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 82, 108, 123, 164, 197, 246, 367, 369, 394, 492, 591, 734, 738, 788, 1101, 1107, 1182, 1468, 1476, 1773, 2202, 2214, 2364, 3303, 3546, 4404, 4428, 5319, 6606, 7092, 8077, 9909, 10638, 13212, 15047, 16154, 19818, 21276, 24231, 30094, 32308, 39636, 45141, 48462, 60188, 72299, 72693, 90282, 96924, 135423, 144598, 145386, 180564, 216897, 218079, 270846, 289196, 290772, 406269, 433794, 436158, 541692, 650691, 812538, 867588, 872316, 1301382, 1625076, 1952073, 2602764, 2964259, 3904146, 5928518, 7808292, 8892777, 11857036, 17785554, 26678331, 35571108, 53356662, 80034993, 106713324, 160069986, 320139972]

約数ペア:

[(1, 320139972), (2, 160069986), (3, 106713324), (4, 80034993), (6, 53356662), (9, 35571108), (12, 26678331), (18, 17785554), (27, 11857036), (36, 8892777), (41, 7808292), (54, 5928518), (82, 3904146), (108, 2964259), (123, 2602764), (164, 1952073), (197, 1625076), (246, 1301382), (367, 872316), (369, 867588), (394, 812538), (492, 650691), (591, 541692), (734, 436158), (738, 433794), (788, 406269), (1101, 290772), (1107, 289196), (1182, 270846), (1468, 218079), (1476, 216897), (1773, 180564), (2202, 145386), (2214, 144598), (2364, 135423), (3303, 96924), (3546, 90282), (4404, 72693), (4428, 72299), (5319, 60188), (6606, 48462), (7092, 45141), (8077, 39636), (9909, 32308), (10638, 30094), (13212, 24231), (15047, 21276), (16154, 19818)]