21313878660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{9803}}^1$

素因数の和:10122

約数の個数: 144

約数和(自身を含む): 66291353856

約数和(自身を除く): 44977475196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 257, 282, 423, 470, 514, 564, 705, 771, 846, 940, 1028, 1285, 1410, 1542, 1692, 2115, 2313, 2570, 2820, 3084, 3855, 4230, 4626, 5140, 7710, 8460, 9252, 9803, 11565, 12079, 15420, 19606, 23130, 24158, 29409, 36237, 39212, 46260, 48316, 49015, 58818, 60395, 72474, 88227, 98030, 108711, 117636, 120790, 144948, 147045, 176454, 181185, 196060, 217422, 241580, 294090, 352908, 362370, 434844, 441135, 460741, 543555, 588180, 724740, 882270, 921482, 1087110, 1382223, 1764540, 1842964, 2174220, 2303705, 2519371, 2764446, 4146669, 4607410, 5038742, 5528892, 6911115, 7558113, 8293338, 9214820, 10077484, 12596855, 13822230, 15116226, 16586676, 20733345, 22674339, 25193710, 27644460, 30232452, 37790565, 41466690, 45348678, 50387420, 75581130, 82933380, 90697356, 113371695, 118410437, 151162260, 226743390, 236820874, 355231311, 453486780, 473641748, 592052185, 710462622, 1065693933, 1184104370, 1420925244, 1776156555, 2131387866, 2368208740, 3552313110, 4262775732, 5328469665, 7104626220, 10656939330, 21313878660]

約数ペア:

[(1, 21313878660), (2, 10656939330), (3, 7104626220), (4, 5328469665), (5, 4262775732), (6, 3552313110), (9, 2368208740), (10, 2131387866), (12, 1776156555), (15, 1420925244), (18, 1184104370), (20, 1065693933), (30, 710462622), (36, 592052185), (45, 473641748), (47, 453486780), (60, 355231311), (90, 236820874), (94, 226743390), (141, 151162260), (180, 118410437), (188, 113371695), (235, 90697356), (257, 82933380), (282, 75581130), (423, 50387420), (470, 45348678), (514, 41466690), (564, 37790565), (705, 30232452), (771, 27644460), (846, 25193710), (940, 22674339), (1028, 20733345), (1285, 16586676), (1410, 15116226), (1542, 13822230), (1692, 12596855), (2115, 10077484), (2313, 9214820), (2570, 8293338), (2820, 7558113), (3084, 6911115), (3855, 5528892), (4230, 5038742), (4626, 4607410), (5140, 4146669), (7710, 2764446), (8460, 2519371), (9252, 2303705), (9803, 2174220), (11565, 1842964), (12079, 1764540), (15420, 1382223), (19606, 1087110), (23130, 921482), (24158, 882270), (29409, 724740), (36237, 588180), (39212, 543555), (46260, 460741), (48316, 441135), (49015, 434844), (58818, 362370), (60395, 352908), (72474, 294090), (88227, 241580), (98030, 217422), (108711, 196060), (117636, 181185), (120790, 176454), (144948, 147045)]