421558720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 224

約数和(自身を含む): 1179795456

約数和(自身を除く): 758236736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 41, 44, 46, 55, 64, 80, 82, 88, 92, 110, 115, 127, 160, 164, 176, 184, 205, 220, 230, 253, 254, 320, 328, 352, 368, 410, 440, 451, 460, 506, 508, 635, 656, 704, 736, 820, 880, 902, 920, 943, 1012, 1016, 1265, 1270, 1312, 1397, 1472, 1640, 1760, 1804, 1840, 1886, 2024, 2032, 2255, 2530, 2540, 2624, 2794, 2921, 3280, 3520, 3608, 3680, 3772, 4048, 4064, 4510, 4715, 5060, 5080, 5207, 5588, 5842, 6560, 6985, 7216, 7360, 7544, 8096, 8128, 9020, 9430, 10120, 10160, 10373, 10414, 11176, 11684, 13120, 13970, 14432, 14605, 15088, 16192, 18040, 18860, 20240, 20320, 20746, 20828, 22352, 23368, 26035, 27940, 28864, 29210, 30176, 32131, 36080, 37720, 40480, 40640, 41492, 41656, 44704, 46736, 51865, 52070, 55880, 57277, 58420, 60352, 64262, 72160, 75440, 80960, 82984, 83312, 89408, 93472, 103730, 104140, 111760, 114554, 116840, 119761, 128524, 144320, 150880, 160655, 165968, 166624, 186944, 207460, 208280, 223520, 229108, 233680, 239522, 257048, 286385, 301760, 321310, 331936, 333248, 414920, 416560, 447040, 458216, 467360, 479044, 514096, 572770, 598805, 642620, 663872, 829840, 833120, 916432, 934720, 958088, 1028192, 1145540, 1197610, 1285240, 1317371, 1659680, 1666240, 1832864, 1916176, 2056384, 2291080, 2395220, 2570480, 2634742, 3319360, 3665728, 3832352, 4582160, 4790440, 5140960, 5269484, 6586855, 7664704, 9164320, 9580880, 10281920, 10538968, 13173710, 18328640, 19161760, 21077936, 26347420, 38323520, 42155872, 52694840, 84311744, 105389680, 210779360, 421558720]

約数ペア:

[(1, 421558720), (2, 210779360), (4, 105389680), (5, 84311744), (8, 52694840), (10, 42155872), (11, 38323520), (16, 26347420), (20, 21077936), (22, 19161760), (23, 18328640), (32, 13173710), (40, 10538968), (41, 10281920), (44, 9580880), (46, 9164320), (55, 7664704), (64, 6586855), (80, 5269484), (82, 5140960), (88, 4790440), (92, 4582160), (110, 3832352), (115, 3665728), (127, 3319360), (160, 2634742), (164, 2570480), (176, 2395220), (184, 2291080), (205, 2056384), (220, 1916176), (230, 1832864), (253, 1666240), (254, 1659680), (320, 1317371), (328, 1285240), (352, 1197610), (368, 1145540), (410, 1028192), (440, 958088), (451, 934720), (460, 916432), (506, 833120), (508, 829840), (635, 663872), (656, 642620), (704, 598805), (736, 572770), (820, 514096), (880, 479044), (902, 467360), (920, 458216), (943, 447040), (1012, 416560), (1016, 414920), (1265, 333248), (1270, 331936), (1312, 321310), (1397, 301760), (1472, 286385), (1640, 257048), (1760, 239522), (1804, 233680), (1840, 229108), (1886, 223520), (2024, 208280), (2032, 207460), (2255, 186944), (2530, 166624), (2540, 165968), (2624, 160655), (2794, 150880), (2921, 144320), (3280, 128524), (3520, 119761), (3608, 116840), (3680, 114554), (3772, 111760), (4048, 104140), (4064, 103730), (4510, 93472), (4715, 89408), (5060, 83312), (5080, 82984), (5207, 80960), (5588, 75440), (5842, 72160), (6560, 64262), (6985, 60352), (7216, 58420), (7360, 57277), (7544, 55880), (8096, 52070), (8128, 51865), (9020, 46736), (9430, 44704), (10120, 41656), (10160, 41492), (10373, 40640), (10414, 40480), (11176, 37720), (11684, 36080), (13120, 32131), (13970, 30176), (14432, 29210), (14605, 28864), (15088, 27940), (16192, 26035), (18040, 23368), (18860, 22352), (20240, 20828), (20320, 20746)]