20771377020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{42787}}^1$

素因数の和:42865

約数の個数: 192

約数和(自身を含む): 69008486400

約数和(自身を除く): 48237109380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 45, 54, 58, 60, 62, 87, 90, 93, 108, 116, 124, 135, 145, 155, 174, 180, 186, 261, 270, 279, 290, 310, 348, 372, 435, 465, 522, 540, 558, 580, 620, 783, 837, 870, 899, 930, 1044, 1116, 1305, 1395, 1566, 1674, 1740, 1798, 1860, 2610, 2697, 2790, 3132, 3348, 3596, 3915, 4185, 4495, 5220, 5394, 5580, 7830, 8091, 8370, 8990, 10788, 13485, 15660, 16182, 16740, 17980, 24273, 26970, 32364, 40455, 42787, 48546, 53940, 80910, 85574, 97092, 121365, 128361, 161820, 171148, 213935, 242730, 256722, 385083, 427870, 485460, 513444, 641805, 770166, 855740, 1155249, 1240823, 1283610, 1326397, 1540332, 1925415, 2310498, 2481646, 2567220, 2652794, 3722469, 3850830, 3979191, 4620996, 4963292, 5305588, 5776245, 6204115, 6631985, 7444938, 7701660, 7958382, 11167407, 11552490, 11937573, 12408230, 13263970, 14889876, 15916764, 18612345, 19895955, 22334814, 23104980, 23875146, 24816460, 26527940, 33502221, 35812719, 37224690, 38465513, 39791910, 44669628, 47750292, 55837035, 59687865, 67004442, 71625438, 74449380, 76931026, 79583820, 111674070, 115396539, 119375730, 134008884, 143250876, 153862052, 167511105, 179063595, 192327565, 223348140, 230793078, 238751460, 335022210, 346189617, 358127190, 384655130, 461586156, 576982695, 670044420, 692379234, 716254380, 769310260, 1038568851, 1153965390, 1384758468, 1730948085, 2077137702, 2307930780, 3461896170, 4154275404, 5192844255, 6923792340, 10385688510, 20771377020]

約数ペア:

[(1, 20771377020), (2, 10385688510), (3, 6923792340), (4, 5192844255), (5, 4154275404), (6, 3461896170), (9, 2307930780), (10, 2077137702), (12, 1730948085), (15, 1384758468), (18, 1153965390), (20, 1038568851), (27, 769310260), (29, 716254380), (30, 692379234), (31, 670044420), (36, 576982695), (45, 461586156), (54, 384655130), (58, 358127190), (60, 346189617), (62, 335022210), (87, 238751460), (90, 230793078), (93, 223348140), (108, 192327565), (116, 179063595), (124, 167511105), (135, 153862052), (145, 143250876), (155, 134008884), (174, 119375730), (180, 115396539), (186, 111674070), (261, 79583820), (270, 76931026), (279, 74449380), (290, 71625438), (310, 67004442), (348, 59687865), (372, 55837035), (435, 47750292), (465, 44669628), (522, 39791910), (540, 38465513), (558, 37224690), (580, 35812719), (620, 33502221), (783, 26527940), (837, 24816460), (870, 23875146), (899, 23104980), (930, 22334814), (1044, 19895955), (1116, 18612345), (1305, 15916764), (1395, 14889876), (1566, 13263970), (1674, 12408230), (1740, 11937573), (1798, 11552490), (1860, 11167407), (2610, 7958382), (2697, 7701660), (2790, 7444938), (3132, 6631985), (3348, 6204115), (3596, 5776245), (3915, 5305588), (4185, 4963292), (4495, 4620996), (5220, 3979191), (5394, 3850830), (5580, 3722469), (7830, 2652794), (8091, 2567220), (8370, 2481646), (8990, 2310498), (10788, 1925415), (13485, 1540332), (15660, 1326397), (16182, 1283610), (16740, 1240823), (17980, 1155249), (24273, 855740), (26970, 770166), (32364, 641805), (40455, 513444), (42787, 485460), (48546, 427870), (53940, 385083), (80910, 256722), (85574, 242730), (97092, 213935), (121365, 171148), (128361, 161820)]