21739200

素因数分解:

$2^6\times 3^1\times 5^2\times 7^1\times {\mathrm{647}}^1$

素因数の和:679

約数の個数: 168

約数和(自身を含む): 81637632

約数和(自身を除く): 59898432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 400, 420, 448, 480, 525, 560, 600, 647, 672, 700, 800, 840, 960, 1050, 1120, 1200, 1294, 1344, 1400, 1600, 1680, 1941, 2100, 2240, 2400, 2588, 2800, 3235, 3360, 3882, 4200, 4529, 4800, 5176, 5600, 6470, 6720, 7764, 8400, 9058, 9705, 10352, 11200, 12940, 13587, 15528, 16175, 16800, 18116, 19410, 20704, 22645, 25880, 27174, 31056, 32350, 33600, 36232, 38820, 41408, 45290, 48525, 51760, 54348, 62112, 64700, 67935, 72464, 77640, 90580, 97050, 103520, 108696, 113225, 124224, 129400, 135870, 144928, 155280, 181160, 194100, 207040, 217392, 226450, 258800, 271740, 289856, 310560, 339675, 362320, 388200, 434784, 452900, 517600, 543480, 621120, 679350, 724640, 776400, 869568, 905800, 1035200, 1086960, 1358700, 1449280, 1552800, 1811600, 2173920, 2717400, 3105600, 3623200, 4347840, 5434800, 7246400, 10869600, 21739200]

約数ペア:

[(1, 21739200), (2, 10869600), (3, 7246400), (4, 5434800), (5, 4347840), (6, 3623200), (7, 3105600), (8, 2717400), (10, 2173920), (12, 1811600), (14, 1552800), (15, 1449280), (16, 1358700), (20, 1086960), (21, 1035200), (24, 905800), (25, 869568), (28, 776400), (30, 724640), (32, 679350), (35, 621120), (40, 543480), (42, 517600), (48, 452900), (50, 434784), (56, 388200), (60, 362320), (64, 339675), (70, 310560), (75, 289856), (80, 271740), (84, 258800), (96, 226450), (100, 217392), (105, 207040), (112, 194100), (120, 181160), (140, 155280), (150, 144928), (160, 135870), (168, 129400), (175, 124224), (192, 113225), (200, 108696), (210, 103520), (224, 97050), (240, 90580), (280, 77640), (300, 72464), (320, 67935), (336, 64700), (350, 62112), (400, 54348), (420, 51760), (448, 48525), (480, 45290), (525, 41408), (560, 38820), (600, 36232), (647, 33600), (672, 32350), (700, 31056), (800, 27174), (840, 25880), (960, 22645), (1050, 20704), (1120, 19410), (1200, 18116), (1294, 16800), (1344, 16175), (1400, 15528), (1600, 13587), (1680, 12940), (1941, 11200), (2100, 10352), (2240, 9705), (2400, 9058), (2588, 8400), (2800, 7764), (3235, 6720), (3360, 6470), (3882, 5600), (4200, 5176), (4529, 4800)]