21342960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:304

約数の個数: 160

約数和(自身を含む): 75620160

約数和(自身を除く): 54277200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 82, 90, 108, 120, 123, 135, 144, 164, 180, 205, 216, 240, 241, 246, 270, 328, 360, 369, 410, 432, 482, 492, 540, 615, 656, 720, 723, 738, 820, 964, 984, 1080, 1107, 1205, 1230, 1446, 1476, 1640, 1845, 1928, 1968, 2160, 2169, 2214, 2410, 2460, 2892, 2952, 3280, 3615, 3690, 3856, 4338, 4428, 4820, 4920, 5535, 5784, 5904, 6507, 7230, 7380, 8676, 8856, 9640, 9840, 9881, 10845, 11070, 11568, 13014, 14460, 14760, 17352, 17712, 19280, 19762, 21690, 22140, 26028, 28920, 29520, 29643, 32535, 34704, 39524, 43380, 44280, 49405, 52056, 57840, 59286, 65070, 79048, 86760, 88560, 88929, 98810, 104112, 118572, 130140, 148215, 158096, 173520, 177858, 197620, 237144, 260280, 266787, 296430, 355716, 395240, 444645, 474288, 520560, 533574, 592860, 711432, 790480, 889290, 1067148, 1185720, 1333935, 1422864, 1778580, 2134296, 2371440, 2667870, 3557160, 4268592, 5335740, 7114320, 10671480, 21342960]

約数ペア:

[(1, 21342960), (2, 10671480), (3, 7114320), (4, 5335740), (5, 4268592), (6, 3557160), (8, 2667870), (9, 2371440), (10, 2134296), (12, 1778580), (15, 1422864), (16, 1333935), (18, 1185720), (20, 1067148), (24, 889290), (27, 790480), (30, 711432), (36, 592860), (40, 533574), (41, 520560), (45, 474288), (48, 444645), (54, 395240), (60, 355716), (72, 296430), (80, 266787), (82, 260280), (90, 237144), (108, 197620), (120, 177858), (123, 173520), (135, 158096), (144, 148215), (164, 130140), (180, 118572), (205, 104112), (216, 98810), (240, 88929), (241, 88560), (246, 86760), (270, 79048), (328, 65070), (360, 59286), (369, 57840), (410, 52056), (432, 49405), (482, 44280), (492, 43380), (540, 39524), (615, 34704), (656, 32535), (720, 29643), (723, 29520), (738, 28920), (820, 26028), (964, 22140), (984, 21690), (1080, 19762), (1107, 19280), (1205, 17712), (1230, 17352), (1446, 14760), (1476, 14460), (1640, 13014), (1845, 11568), (1928, 11070), (1968, 10845), (2160, 9881), (2169, 9840), (2214, 9640), (2410, 8856), (2460, 8676), (2892, 7380), (2952, 7230), (3280, 6507), (3615, 5904), (3690, 5784), (3856, 5535), (4338, 4920), (4428, 4820)]