18008438220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{31771}}^1$

素因数の和:31900

約数の個数: 144

約数和(自身を含む): 56622279168

約数和(自身を除く): 38613840948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 67, 90, 94, 134, 141, 180, 188, 201, 235, 268, 282, 335, 402, 423, 470, 564, 603, 670, 705, 804, 846, 940, 1005, 1206, 1340, 1410, 1692, 2010, 2115, 2412, 2820, 3015, 3149, 4020, 4230, 6030, 6298, 8460, 9447, 12060, 12596, 15745, 18894, 28341, 31490, 31771, 37788, 47235, 56682, 62980, 63542, 94470, 95313, 113364, 127084, 141705, 158855, 188940, 190626, 283410, 285939, 317710, 381252, 476565, 566820, 571878, 635420, 953130, 1143756, 1429695, 1493237, 1906260, 2128657, 2859390, 2986474, 4257314, 4479711, 5718780, 5972948, 6385971, 7466185, 8514628, 8959422, 10643285, 12771942, 13439133, 14932370, 17918844, 19157913, 21286570, 22398555, 25543884, 26878266, 29864740, 31929855, 38315826, 42573140, 44797110, 53756532, 63859710, 67195665, 76631652, 89594220, 95789565, 100046879, 127719420, 134391330, 191579130, 200093758, 268782660, 300140637, 383158260, 400187516, 500234395, 600281274, 900421911, 1000468790, 1200562548, 1500703185, 1800843822, 2000937580, 3001406370, 3601687644, 4502109555, 6002812740, 9004219110, 18008438220]

約数ペア:

[(1, 18008438220), (2, 9004219110), (3, 6002812740), (4, 4502109555), (5, 3601687644), (6, 3001406370), (9, 2000937580), (10, 1800843822), (12, 1500703185), (15, 1200562548), (18, 1000468790), (20, 900421911), (30, 600281274), (36, 500234395), (45, 400187516), (47, 383158260), (60, 300140637), (67, 268782660), (90, 200093758), (94, 191579130), (134, 134391330), (141, 127719420), (180, 100046879), (188, 95789565), (201, 89594220), (235, 76631652), (268, 67195665), (282, 63859710), (335, 53756532), (402, 44797110), (423, 42573140), (470, 38315826), (564, 31929855), (603, 29864740), (670, 26878266), (705, 25543884), (804, 22398555), (846, 21286570), (940, 19157913), (1005, 17918844), (1206, 14932370), (1340, 13439133), (1410, 12771942), (1692, 10643285), (2010, 8959422), (2115, 8514628), (2412, 7466185), (2820, 6385971), (3015, 5972948), (3149, 5718780), (4020, 4479711), (4230, 4257314), (6030, 2986474), (6298, 2859390), (8460, 2128657), (9447, 1906260), (12060, 1493237), (12596, 1429695), (15745, 1143756), (18894, 953130), (28341, 635420), (31490, 571878), (31771, 566820), (37788, 476565), (47235, 381252), (56682, 317710), (62980, 285939), (63542, 283410), (94470, 190626), (95313, 188940), (113364, 158855), (127084, 141705)]