21463423920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{110819}}^1$

素因数の和:111107

約数の個数: 120

約数和(自身を含む): 72349945200

約数和(自身を除く): 50886521280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 269, 360, 538, 720, 807, 1076, 1345, 1614, 2152, 2421, 2690, 3228, 4035, 4304, 4842, 5380, 6456, 8070, 9684, 10760, 12105, 12912, 16140, 19368, 21520, 24210, 32280, 38736, 48420, 64560, 96840, 110819, 193680, 221638, 332457, 443276, 554095, 664914, 886552, 997371, 1108190, 1329828, 1662285, 1773104, 1994742, 2216380, 2659656, 3324570, 3989484, 4432760, 4986855, 5319312, 6649140, 7978968, 8865520, 9973710, 13298280, 15957936, 19947420, 26596560, 29810311, 39894840, 59620622, 79789680, 89430933, 119241244, 149051555, 178861866, 238482488, 268292799, 298103110, 357723732, 447154665, 476964976, 536585598, 596206220, 715447464, 894309330, 1073171196, 1192412440, 1341463995, 1430894928, 1788618660, 2146342392, 2384824880, 2682927990, 3577237320, 4292684784, 5365855980, 7154474640, 10731711960, 21463423920]

約数ペア:

[(1, 21463423920), (2, 10731711960), (3, 7154474640), (4, 5365855980), (5, 4292684784), (6, 3577237320), (8, 2682927990), (9, 2384824880), (10, 2146342392), (12, 1788618660), (15, 1430894928), (16, 1341463995), (18, 1192412440), (20, 1073171196), (24, 894309330), (30, 715447464), (36, 596206220), (40, 536585598), (45, 476964976), (48, 447154665), (60, 357723732), (72, 298103110), (80, 268292799), (90, 238482488), (120, 178861866), (144, 149051555), (180, 119241244), (240, 89430933), (269, 79789680), (360, 59620622), (538, 39894840), (720, 29810311), (807, 26596560), (1076, 19947420), (1345, 15957936), (1614, 13298280), (2152, 9973710), (2421, 8865520), (2690, 7978968), (3228, 6649140), (4035, 5319312), (4304, 4986855), (4842, 4432760), (5380, 3989484), (6456, 3324570), (8070, 2659656), (9684, 2216380), (10760, 1994742), (12105, 1773104), (12912, 1662285), (16140, 1329828), (19368, 1108190), (21520, 997371), (24210, 886552), (32280, 664914), (38736, 554095), (48420, 443276), (64560, 332457), (96840, 221638), (110819, 193680)]