18981936960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{26399}}^1$

素因数の和:26533

約数の個数: 224

約数和(自身を含む): 69523660800

約数和(自身を除く): 50541723840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 107, 112, 120, 140, 160, 168, 192, 210, 214, 224, 240, 280, 320, 321, 336, 420, 428, 448, 480, 535, 560, 642, 672, 749, 840, 856, 960, 1070, 1120, 1284, 1344, 1498, 1605, 1680, 1712, 2140, 2240, 2247, 2568, 2996, 3210, 3360, 3424, 3745, 4280, 4494, 5136, 5992, 6420, 6720, 6848, 7490, 8560, 8988, 10272, 11235, 11984, 12840, 14980, 17120, 17976, 20544, 22470, 23968, 25680, 26399, 29960, 34240, 35952, 44940, 47936, 51360, 52798, 59920, 71904, 79197, 89880, 102720, 105596, 119840, 131995, 143808, 158394, 179760, 184793, 211192, 239680, 263990, 316788, 359520, 369586, 395985, 422384, 527980, 554379, 633576, 719040, 739172, 791970, 844768, 923965, 1055960, 1108758, 1267152, 1478344, 1583940, 1689536, 1847930, 2111920, 2217516, 2534304, 2771895, 2824693, 2956688, 3167880, 3695860, 4223840, 4435032, 5068608, 5543790, 5649386, 5913376, 6335760, 7391720, 8447680, 8474079, 8870064, 11087580, 11298772, 11826752, 12671520, 14123465, 14783440, 16948158, 17740128, 19772851, 22175160, 22597544, 25343040, 28246930, 29566880, 33896316, 35480256, 39545702, 42370395, 44350320, 45195088, 56493860, 59133760, 59318553, 67792632, 79091404, 84740790, 88700640, 90390176, 98864255, 112987720, 118637106, 135585264, 158182808, 169481580, 177401280, 180780352, 197728510, 225975440, 237274212, 271170528, 296592765, 316365616, 338963160, 395457020, 451950880, 474548424, 542341056, 593185530, 632731232, 677926320, 790914040, 903901760, 949096848, 1186371060, 1265462464, 1355852640, 1581828080, 1898193696, 2372742120, 2711705280, 3163656160, 3796387392, 4745484240, 6327312320, 9490968480, 18981936960]

約数ペア:

[(1, 18981936960), (2, 9490968480), (3, 6327312320), (4, 4745484240), (5, 3796387392), (6, 3163656160), (7, 2711705280), (8, 2372742120), (10, 1898193696), (12, 1581828080), (14, 1355852640), (15, 1265462464), (16, 1186371060), (20, 949096848), (21, 903901760), (24, 790914040), (28, 677926320), (30, 632731232), (32, 593185530), (35, 542341056), (40, 474548424), (42, 451950880), (48, 395457020), (56, 338963160), (60, 316365616), (64, 296592765), (70, 271170528), (80, 237274212), (84, 225975440), (96, 197728510), (105, 180780352), (107, 177401280), (112, 169481580), (120, 158182808), (140, 135585264), (160, 118637106), (168, 112987720), (192, 98864255), (210, 90390176), (214, 88700640), (224, 84740790), (240, 79091404), (280, 67792632), (320, 59318553), (321, 59133760), (336, 56493860), (420, 45195088), (428, 44350320), (448, 42370395), (480, 39545702), (535, 35480256), (560, 33896316), (642, 29566880), (672, 28246930), (749, 25343040), (840, 22597544), (856, 22175160), (960, 19772851), (1070, 17740128), (1120, 16948158), (1284, 14783440), (1344, 14123465), (1498, 12671520), (1605, 11826752), (1680, 11298772), (1712, 11087580), (2140, 8870064), (2240, 8474079), (2247, 8447680), (2568, 7391720), (2996, 6335760), (3210, 5913376), (3360, 5649386), (3424, 5543790), (3745, 5068608), (4280, 4435032), (4494, 4223840), (5136, 3695860), (5992, 3167880), (6420, 2956688), (6720, 2824693), (6848, 2771895), (7490, 2534304), (8560, 2217516), (8988, 2111920), (10272, 1847930), (11235, 1689536), (11984, 1583940), (12840, 1478344), (14980, 1267152), (17120, 1108758), (17976, 1055960), (20544, 923965), (22470, 844768), (23968, 791970), (25680, 739172), (26399, 719040), (29960, 633576), (34240, 554379), (35952, 527980), (44940, 422384), (47936, 395985), (51360, 369586), (52798, 359520), (59920, 316788), (71904, 263990), (79197, 239680), (89880, 211192), (102720, 184793), (105596, 179760), (119840, 158394), (131995, 143808)]