21863157120

素因数分解:

$2^7\times 3^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 1152

約数和(自身を含む): 96503097600

約数和(自身を除く): 74639940480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 49, 54, 56, 57, 60, 63, 64, 70, 72, 76, 80, 81, 84, 90, 95, 96, 98, 105, 108, 112, 114, 120, 126, 128, 133, 135, 140, 144, 147, 151, 152, 160, 162, 168, 171, 180, 189, 190, 192, 196, 210, 216, 224, 228, 240, 243, 245, 252, 266, 270, 280, 285, 288, 294, 302, 304, 315, 320, 324, 336, 342, 360, 378, 380, 384, 392, 399, 405, 420, 432, 441, 448, 453, 456, 480, 486, 490, 504, 513, 532, 540, 560, 567, 570, 576, 588, 604, 608, 630, 640, 648, 665, 672, 684, 720, 735, 755, 756, 760, 784, 798, 810, 840, 855, 864, 882, 896, 906, 912, 931, 945, 960, 972, 980, 1008, 1026, 1057, 1064, 1080, 1120, 1134, 1140, 1152, 1176, 1197, 1208, 1215, 1216, 1260, 1296, 1323, 1330, 1344, 1359, 1368, 1440, 1470, 1510, 1512, 1520, 1539, 1568, 1596, 1620, 1680, 1701, 1710, 1728, 1764, 1812, 1824, 1862, 1890, 1920, 1944, 1960, 1995, 2016, 2052, 2114, 2128, 2160, 2205, 2240, 2265, 2268, 2280, 2352, 2394, 2416, 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約数ペア:

[(1, 21863157120), (2, 10931578560), (3, 7287719040), (4, 5465789280), (5, 4372631424), (6, 3643859520), (7, 3123308160), (8, 2732894640), (9, 2429239680), (10, 2186315712), (12, 1821929760), (14, 1561654080), (15, 1457543808), (16, 1366447320), (18, 1214619840), (19, 1150692480), (20, 1093157856), (21, 1041102720), (24, 910964880), (27, 809746560), (28, 780827040), (30, 728771904), (32, 683223660), (35, 624661632), (36, 607309920), (38, 575346240), (40, 546578928), (42, 520551360), (45, 485847936), (48, 455482440), (49, 446186880), (54, 404873280), (56, 390413520), (57, 383564160), (60, 364385952), (63, 347034240), (64, 341611830), (70, 312330816), (72, 303654960), (76, 287673120), (80, 273289464), (81, 269915520), (84, 260275680), (90, 242923968), (95, 230138496), (96, 227741220), (98, 223093440), (105, 208220544), (108, 202436640), (112, 195206760), (114, 191782080), (120, 182192976), (126, 173517120), (128, 170805915), (133, 164384640), (135, 161949312), (140, 156165408), (144, 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