211069530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{617}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 647861760

約数和(自身を除く): 436792230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 181, 189, 210, 270, 315, 362, 378, 543, 617, 630, 905, 945, 1086, 1234, 1267, 1629, 1810, 1851, 1890, 2534, 2715, 3085, 3258, 3702, 3801, 4319, 4887, 5430, 5553, 6170, 6335, 7602, 8145, 8638, 9255, 9774, 11106, 11403, 12670, 12957, 16290, 16659, 18510, 19005, 21595, 22806, 24435, 25914, 27765, 33318, 34209, 38010, 38871, 43190, 48870, 55530, 57015, 64785, 68418, 77742, 83295, 111677, 114030, 116613, 129570, 166590, 171045, 194355, 223354, 233226, 335031, 342090, 388710, 558385, 583065, 670062, 781739, 1005093, 1116770, 1166130, 1563478, 1675155, 2010186, 2345217, 3015279, 3350310, 3908695, 4690434, 5025465, 6030558, 7035651, 7817390, 10050930, 11726085, 14071302, 15076395, 21106953, 23452170, 30152790, 35178255, 42213906, 70356510, 105534765, 211069530]

約数ペア:

[(1, 211069530), (2, 105534765), (3, 70356510), (5, 42213906), (6, 35178255), (7, 30152790), (9, 23452170), (10, 21106953), (14, 15076395), (15, 14071302), (18, 11726085), (21, 10050930), (27, 7817390), (30, 7035651), (35, 6030558), (42, 5025465), (45, 4690434), (54, 3908695), (63, 3350310), (70, 3015279), (90, 2345217), (105, 2010186), (126, 1675155), (135, 1563478), (181, 1166130), (189, 1116770), (210, 1005093), (270, 781739), (315, 670062), (362, 583065), (378, 558385), (543, 388710), (617, 342090), (630, 335031), (905, 233226), (945, 223354), (1086, 194355), (1234, 171045), (1267, 166590), (1629, 129570), (1810, 116613), (1851, 114030), (1890, 111677), (2534, 83295), (2715, 77742), (3085, 68418), (3258, 64785), (3702, 57015), (3801, 55530), (4319, 48870), (4887, 43190), (5430, 38871), (5553, 38010), (6170, 34209), (6335, 33318), (7602, 27765), (8145, 25914), (8638, 24435), (9255, 22806), (9774, 21595), (11106, 19005), (11403, 18510), (12670, 16659), (12957, 16290)]