394729920

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{811}}^1$

素因数の和:860

約数の個数: 252

約数和(自身を含む): 1471991976

約数和(自身を除く): 1077262056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 390, 416, 468, 480, 507, 520, 576, 585, 624, 676, 720, 780, 811, 832, 845, 936, 960, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1622, 1690, 1872, 2028, 2080, 2340, 2433, 2496, 2535, 2704, 2880, 3042, 3120, 3244, 3380, 3744, 4055, 4056, 4160, 4680, 4866, 5070, 5408, 6084, 6240, 6488, 6760, 7299, 7488, 7605, 8110, 8112, 9360, 9732, 10140, 10543, 10816, 12165, 12168, 12480, 12976, 13520, 14598, 15210, 16220, 16224, 18720, 19464, 20280, 21086, 24330, 24336, 25952, 27040, 29196, 30420, 31629, 32440, 32448, 36495, 37440, 38928, 40560, 42172, 48660, 48672, 51904, 52715, 54080, 58392, 60840, 63258, 64880, 72990, 77856, 81120, 84344, 94887, 97320, 97344, 105430, 116784, 121680, 126516, 129760, 137059, 145980, 155712, 158145, 162240, 168688, 189774, 194640, 210860, 233568, 243360, 253032, 259520, 274118, 291960, 316290, 337376, 379548, 389280, 411177, 421720, 467136, 474435, 486720, 506064, 548236, 583920, 632580, 674752, 685295, 759096, 778560, 822354, 843440, 948870, 1012128, 1096472, 1167840, 1233531, 1265160, 1370590, 1518192, 1644708, 1686880, 1897740, 2024256, 2055885, 2192944, 2335680, 2467062, 2530320, 2741180, 3036384, 3289416, 3373760, 3795480, 4111770, 4385888, 4934124, 5060640, 5482360, 6072768, 6167655, 6578832, 7590960, 8223540, 8771776, 9868248, 10121280, 10964720, 12335310, 13157664, 15181920, 16447080, 19736496, 21929440, 24670620, 26315328, 30363840, 32894160, 39472992, 43858880, 49341240, 65788320, 78945984, 98682480, 131576640, 197364960, 394729920]

約数ペア:

[(1, 394729920), (2, 197364960), (3, 131576640), (4, 98682480), (5, 78945984), (6, 65788320), (8, 49341240), (9, 43858880), (10, 39472992), (12, 32894160), (13, 30363840), (15, 26315328), (16, 24670620), (18, 21929440), (20, 19736496), (24, 16447080), (26, 15181920), (30, 13157664), (32, 12335310), (36, 10964720), (39, 10121280), (40, 9868248), (45, 8771776), (48, 8223540), (52, 7590960), (60, 6578832), (64, 6167655), (65, 6072768), (72, 5482360), (78, 5060640), (80, 4934124), (90, 4385888), (96, 4111770), (104, 3795480), (117, 3373760), (120, 3289416), (130, 3036384), (144, 2741180), (156, 2530320), (160, 2467062), (169, 2335680), (180, 2192944), (192, 2055885), (195, 2024256), (208, 1897740), (234, 1686880), (240, 1644708), (260, 1518192), (288, 1370590), (312, 1265160), (320, 1233531), (338, 1167840), (360, 1096472), (390, 1012128), (416, 948870), (468, 843440), (480, 822354), (507, 778560), (520, 759096), (576, 685295), (585, 674752), (624, 632580), (676, 583920), (720, 548236), (780, 506064), (811, 486720), (832, 474435), (845, 467136), (936, 421720), (960, 411177), (1014, 389280), (1040, 379548), (1170, 337376), (1248, 316290), (1352, 291960), (1440, 274118), (1521, 259520), (1560, 253032), (1622, 243360), (1690, 233568), (1872, 210860), (2028, 194640), (2080, 189774), (2340, 168688), (2433, 162240), (2496, 158145), (2535, 155712), (2704, 145980), (2880, 137059), (3042, 129760), (3120, 126516), (3244, 121680), (3380, 116784), (3744, 105430), (4055, 97344), (4056, 97320), (4160, 94887), (4680, 84344), (4866, 81120), (5070, 77856), (5408, 72990), (6084, 64880), (6240, 63258), (6488, 60840), (6760, 58392), (7299, 54080), (7488, 52715), (7605, 51904), (8110, 48672), (8112, 48660), (9360, 42172), (9732, 40560), (10140, 38928), (10543, 37440), (10816, 36495), (12165, 32448), (12168, 32440), (12480, 31629), (12976, 30420), (13520, 29196), (14598, 27040), (15210, 25952), (16220, 24336), (16224, 24330), (18720, 21086), (19464, 20280)]