197824640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 537580800

約数和(自身を除く): 339756160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 59, 62, 64, 65, 80, 104, 118, 124, 128, 130, 155, 160, 169, 208, 236, 248, 260, 295, 310, 320, 338, 403, 416, 472, 496, 520, 590, 620, 640, 676, 767, 806, 832, 845, 944, 992, 1040, 1180, 1240, 1352, 1534, 1612, 1664, 1690, 1829, 1888, 1984, 2015, 2080, 2360, 2480, 2704, 3068, 3224, 3380, 3658, 3776, 3835, 3968, 4030, 4160, 4720, 4960, 5239, 5408, 6136, 6448, 6760, 7316, 7552, 7670, 8060, 8320, 9145, 9440, 9920, 9971, 10478, 10816, 12272, 12896, 13520, 14632, 15340, 16120, 18290, 18880, 19840, 19942, 20956, 21632, 23777, 24544, 25792, 26195, 27040, 29264, 30680, 32240, 36580, 37760, 39884, 41912, 47554, 49088, 49855, 51584, 52390, 54080, 58528, 61360, 64480, 73160, 79768, 83824, 95108, 98176, 99710, 104780, 108160, 117056, 118885, 122720, 128960, 146320, 159536, 167648, 190216, 199420, 209560, 234112, 237770, 245440, 257920, 292640, 309101, 319072, 335296, 380432, 398840, 419120, 475540, 490880, 585280, 618202, 638144, 670592, 760864, 797680, 838240, 951080, 1170560, 1236404, 1276288, 1521728, 1545505, 1595360, 1676480, 1902160, 2472808, 3043456, 3091010, 3190720, 3352960, 3804320, 4945616, 6182020, 6381440, 7608640, 9891232, 12364040, 15217280, 19782464, 24728080, 39564928, 49456160, 98912320, 197824640]

約数ペア:

[(1, 197824640), (2, 98912320), (4, 49456160), (5, 39564928), (8, 24728080), (10, 19782464), (13, 15217280), (16, 12364040), (20, 9891232), (26, 7608640), (31, 6381440), (32, 6182020), (40, 4945616), (52, 3804320), (59, 3352960), (62, 3190720), (64, 3091010), (65, 3043456), (80, 2472808), (104, 1902160), (118, 1676480), (124, 1595360), (128, 1545505), (130, 1521728), (155, 1276288), (160, 1236404), (169, 1170560), (208, 951080), (236, 838240), (248, 797680), (260, 760864), (295, 670592), (310, 638144), (320, 618202), (338, 585280), (403, 490880), (416, 475540), (472, 419120), (496, 398840), (520, 380432), (590, 335296), (620, 319072), (640, 309101), (676, 292640), (767, 257920), (806, 245440), (832, 237770), (845, 234112), (944, 209560), (992, 199420), (1040, 190216), (1180, 167648), (1240, 159536), (1352, 146320), (1534, 128960), (1612, 122720), (1664, 118885), (1690, 117056), (1829, 108160), (1888, 104780), (1984, 99710), (2015, 98176), (2080, 95108), (2360, 83824), (2480, 79768), (2704, 73160), (3068, 64480), (3224, 61360), (3380, 58528), (3658, 54080), (3776, 52390), (3835, 51584), (3968, 49855), (4030, 49088), (4160, 47554), (4720, 41912), (4960, 39884), (5239, 37760), (5408, 36580), (6136, 32240), (6448, 30680), (6760, 29264), (7316, 27040), (7552, 26195), (7670, 25792), (8060, 24544), (8320, 23777), (9145, 21632), (9440, 20956), (9920, 19942), (9971, 19840), (10478, 18880), (10816, 18290), (12272, 16120), (12896, 15340), (13520, 14632)]