257503680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 336

約数和(自身を含む): 1035612864

約数和(自身を除く): 778109184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 106, 112, 120, 126, 140, 144, 159, 160, 168, 180, 192, 210, 212, 224, 240, 241, 252, 265, 280, 288, 315, 318, 320, 336, 360, 371, 420, 424, 448, 477, 480, 482, 504, 530, 560, 576, 630, 636, 672, 720, 723, 742, 795, 840, 848, 954, 960, 964, 1008, 1060, 1113, 1120, 1205, 1260, 1272, 1344, 1440, 1446, 1484, 1590, 1680, 1687, 1696, 1855, 1908, 1928, 2016, 2120, 2169, 2226, 2240, 2385, 2410, 2520, 2544, 2880, 2892, 2968, 3180, 3339, 3360, 3374, 3392, 3615, 3710, 3816, 3856, 4032, 4240, 4338, 4452, 4770, 4820, 5040, 5061, 5088, 5565, 5784, 5936, 6360, 6678, 6720, 6748, 7230, 7420, 7632, 7712, 8435, 8480, 8676, 8904, 9540, 9640, 10080, 10122, 10176, 10845, 11130, 11568, 11872, 12720, 12773, 13356, 13496, 14460, 14840, 15183, 15264, 15424, 16695, 16870, 16960, 17352, 17808, 19080, 19280, 20160, 20244, 21690, 22260, 23136, 23744, 25305, 25440, 25546, 26712, 26992, 28920, 29680, 30366, 30528, 33390, 33740, 34704, 35616, 38160, 38319, 38560, 40488, 43380, 44520, 46272, 50610, 50880, 51092, 53424, 53984, 57840, 59360, 60732, 63865, 66780, 67480, 69408, 71232, 75915, 76320, 76638, 77120, 80976, 86760, 89040, 89411, 101220, 102184, 106848, 107968, 114957, 115680, 118720, 121464, 127730, 133560, 134960, 138816, 151830, 152640, 153276, 161952, 173520, 178080, 178822, 191595, 202440, 204368, 213696, 229914, 231360, 242928, 255460, 267120, 268233, 269920, 303660, 306552, 323904, 347040, 356160, 357644, 383190, 404880, 408736, 447055, 459828, 485856, 510920, 534240, 536466, 539840, 574785, 607320, 613104, 694080, 715288, 766380, 804699, 809760, 817472, 894110, 919656, 971712, 1021840, 1068480, 1072932, 1149570, 1214640, 1226208, 1341165, 1430576, 1532760, 1609398, 1619520, 1788220, 1839312, 2043680, 2145864, 2299140, 2429280, 2452416, 2682330, 2861152, 3065520, 3218796, 3576440, 3678624, 4023495, 4087360, 4291728, 4598280, 4858560, 5364660, 5722304, 6131040, 6437592, 7152880, 7357248, 8046990, 8583456, 9196560, 10729320, 12262080, 12875184, 14305760, 16093980, 17166912, 18393120, 21458640, 25750368, 28611520, 32187960, 36786240, 42917280, 51500736, 64375920, 85834560, 128751840, 257503680]

約数ペア:

[(1, 257503680), (2, 128751840), (3, 85834560), (4, 64375920), (5, 51500736), (6, 42917280), (7, 36786240), (8, 32187960), (9, 28611520), (10, 25750368), (12, 21458640), (14, 18393120), (15, 17166912), (16, 16093980), (18, 14305760), (20, 12875184), (21, 12262080), (24, 10729320), (28, 9196560), (30, 8583456), (32, 8046990), (35, 7357248), (36, 7152880), (40, 6437592), (42, 6131040), (45, 5722304), (48, 5364660), (53, 4858560), (56, 4598280), (60, 4291728), (63, 4087360), (64, 4023495), (70, 3678624), (72, 3576440), (80, 3218796), (84, 3065520), (90, 2861152), (96, 2682330), (105, 2452416), (106, 2429280), (112, 2299140), (120, 2145864), (126, 2043680), (140, 1839312), (144, 1788220), (159, 1619520), (160, 1609398), (168, 1532760), (180, 1430576), (192, 1341165), (210, 1226208), (212, 1214640), (224, 1149570), (240, 1072932), (241, 1068480), (252, 1021840), (265, 971712), (280, 919656), (288, 894110), (315, 817472), (318, 809760), (320, 804699), (336, 766380), (360, 715288), (371, 694080), (420, 613104), (424, 607320), (448, 574785), (477, 539840), (480, 536466), (482, 534240), (504, 510920), (530, 485856), (560, 459828), (576, 447055), (630, 408736), (636, 404880), (672, 383190), (720, 357644), (723, 356160), (742, 347040), (795, 323904), (840, 306552), (848, 303660), (954, 269920), (960, 268233), (964, 267120), (1008, 255460), (1060, 242928), (1113, 231360), (1120, 229914), (1205, 213696), (1260, 204368), (1272, 202440), (1344, 191595), (1440, 178822), (1446, 178080), (1484, 173520), (1590, 161952), (1680, 153276), (1687, 152640), (1696, 151830), (1855, 138816), (1908, 134960), (1928, 133560), (2016, 127730), (2120, 121464), (2169, 118720), (2226, 115680), (2240, 114957), (2385, 107968), (2410, 106848), (2520, 102184), (2544, 101220), (2880, 89411), (2892, 89040), (2968, 86760), (3180, 80976), (3339, 77120), (3360, 76638), (3374, 76320), (3392, 75915), (3615, 71232), (3710, 69408), (3816, 67480), (3856, 66780), (4032, 63865), (4240, 60732), (4338, 59360), (4452, 57840), (4770, 53984), (4820, 53424), (5040, 51092), (5061, 50880), (5088, 50610), (5565, 46272), (5784, 44520), (5936, 43380), (6360, 40488), (6678, 38560), (6720, 38319), (6748, 38160), (7230, 35616), (7420, 34704), (7632, 33740), (7712, 33390), (8435, 30528), (8480, 30366), (8676, 29680), (8904, 28920), (9540, 26992), (9640, 26712), (10080, 25546), (10122, 25440), (10176, 25305), (10845, 23744), (11130, 23136), (11568, 22260), (11872, 21690), (12720, 20244), (12773, 20160), (13356, 19280), (13496, 19080), (14460, 17808), (14840, 17352), (15183, 16960), (15264, 16870), (15424, 16695)]