21928320

素因数分解:

$2^7\times 3^6\times 5^1\times {\mathrm{47}}^1$

素因数の和:84

約数の個数: 224

約数和(自身を含む): 80269920

約数和(自身を除く): 58341600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 243, 270, 282, 288, 320, 324, 360, 376, 384, 405, 423, 432, 470, 480, 486, 540, 564, 576, 640, 648, 705, 720, 729, 752, 810, 846, 864, 940, 960, 972, 1080, 1128, 1152, 1215, 1269, 1296, 1410, 1440, 1458, 1504, 1620, 1692, 1728, 1880, 1920, 1944, 2115, 2160, 2256, 2430, 2538, 2592, 2820, 2880, 2916, 3008, 3240, 3384, 3456, 3645, 3760, 3807, 3888, 4230, 4320, 4512, 4860, 5076, 5184, 5640, 5760, 5832, 6016, 6345, 6480, 6768, 7290, 7520, 7614, 7776, 8460, 8640, 9024, 9720, 10152, 10368, 11280, 11421, 11664, 12690, 12960, 13536, 14580, 15040, 15228, 15552, 16920, 17280, 18048, 19035, 19440, 20304, 22560, 22842, 23328, 25380, 25920, 27072, 29160, 30080, 30456, 31104, 33840, 34263, 38070, 38880, 40608, 45120, 45684, 46656, 50760, 51840, 54144, 57105, 58320, 60912, 67680, 68526, 76140, 77760, 81216, 90240, 91368, 93312, 101520, 114210, 116640, 121824, 135360, 137052, 152280, 155520, 162432, 171315, 182736, 203040, 228420, 233280, 243648, 270720, 274104, 304560, 342630, 365472, 406080, 456840, 466560, 487296, 548208, 609120, 685260, 730944, 812160, 913680, 1096416, 1218240, 1370520, 1461888, 1827360, 2192832, 2436480, 2741040, 3654720, 4385664, 5482080, 7309440, 10964160, 21928320]

約数ペア:

[(1, 21928320), (2, 10964160), (3, 7309440), (4, 5482080), (5, 4385664), (6, 3654720), (8, 2741040), (9, 2436480), (10, 2192832), (12, 1827360), (15, 1461888), (16, 1370520), (18, 1218240), (20, 1096416), (24, 913680), (27, 812160), (30, 730944), (32, 685260), (36, 609120), (40, 548208), (45, 487296), (47, 466560), (48, 456840), (54, 406080), (60, 365472), (64, 342630), (72, 304560), (80, 274104), (81, 270720), (90, 243648), (94, 233280), (96, 228420), (108, 203040), (120, 182736), (128, 171315), (135, 162432), (141, 155520), (144, 152280), (160, 137052), (162, 135360), (180, 121824), (188, 116640), (192, 114210), (216, 101520), (235, 93312), (240, 91368), (243, 90240), (270, 81216), (282, 77760), (288, 76140), (320, 68526), (324, 67680), (360, 60912), (376, 58320), (384, 57105), (405, 54144), (423, 51840), (432, 50760), (470, 46656), (480, 45684), (486, 45120), (540, 40608), (564, 38880), (576, 38070), (640, 34263), (648, 33840), (705, 31104), (720, 30456), (729, 30080), (752, 29160), (810, 27072), (846, 25920), (864, 25380), (940, 23328), (960, 22842), (972, 22560), (1080, 20304), (1128, 19440), (1152, 19035), (1215, 18048), (1269, 17280), (1296, 16920), (1410, 15552), (1440, 15228), (1458, 15040), (1504, 14580), (1620, 13536), (1692, 12960), (1728, 12690), (1880, 11664), (1920, 11421), (1944, 11280), (2115, 10368), (2160, 10152), (2256, 9720), (2430, 9024), (2538, 8640), (2592, 8460), (2820, 7776), (2880, 7614), (2916, 7520), (3008, 7290), (3240, 6768), (3384, 6480), (3456, 6345), (3645, 6016), (3760, 5832), (3807, 5760), (3888, 5640), (4230, 5184), (4320, 5076), (4512, 4860)]