21438703560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{23971}}^1$

素因数の和:24271

約数の個数: 128

約数和(自身を含む): 66795580800

約数和(自身を除く): 45356877240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 257, 290, 348, 435, 514, 580, 696, 771, 870, 1028, 1160, 1285, 1542, 1740, 2056, 2570, 3084, 3480, 3855, 5140, 6168, 7453, 7710, 10280, 14906, 15420, 22359, 23971, 29812, 30840, 37265, 44718, 47942, 59624, 71913, 74530, 89436, 95884, 111795, 119855, 143826, 149060, 178872, 191768, 223590, 239710, 287652, 298120, 359565, 447180, 479420, 575304, 695159, 719130, 894360, 958840, 1390318, 1438260, 2085477, 2780636, 2876520, 3475795, 4170954, 5561272, 6160547, 6951590, 8341908, 10427385, 12321094, 13903180, 16683816, 18481641, 20854770, 24642188, 27806360, 30802735, 36963282, 41709540, 49284376, 61605470, 73926564, 83419080, 92408205, 123210940, 147853128, 178655863, 184816410, 246421880, 357311726, 369632820, 535967589, 714623452, 739265640, 893279315, 1071935178, 1429246904, 1786558630, 2143870356, 2679837945, 3573117260, 4287740712, 5359675890, 7146234520, 10719351780, 21438703560]

約数ペア:

[(1, 21438703560), (2, 10719351780), (3, 7146234520), (4, 5359675890), (5, 4287740712), (6, 3573117260), (8, 2679837945), (10, 2143870356), (12, 1786558630), (15, 1429246904), (20, 1071935178), (24, 893279315), (29, 739265640), (30, 714623452), (40, 535967589), (58, 369632820), (60, 357311726), (87, 246421880), (116, 184816410), (120, 178655863), (145, 147853128), (174, 123210940), (232, 92408205), (257, 83419080), (290, 73926564), (348, 61605470), (435, 49284376), (514, 41709540), (580, 36963282), (696, 30802735), (771, 27806360), (870, 24642188), (1028, 20854770), (1160, 18481641), (1285, 16683816), (1542, 13903180), (1740, 12321094), (2056, 10427385), (2570, 8341908), (3084, 6951590), (3480, 6160547), (3855, 5561272), (5140, 4170954), (6168, 3475795), (7453, 2876520), (7710, 2780636), (10280, 2085477), (14906, 1438260), (15420, 1390318), (22359, 958840), (23971, 894360), (29812, 719130), (30840, 695159), (37265, 575304), (44718, 479420), (47942, 447180), (59624, 359565), (71913, 298120), (74530, 287652), (89436, 239710), (95884, 223590), (111795, 191768), (119855, 178872), (143826, 149060)]