256524840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 384

約数和(自身を含む): 1018886400

約数和(自身を除く): 762361560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 108, 110, 117, 120, 121, 130, 132, 135, 143, 151, 156, 165, 180, 195, 198, 216, 220, 234, 242, 260, 264, 270, 286, 297, 302, 312, 330, 351, 360, 363, 390, 396, 429, 440, 453, 468, 484, 495, 520, 540, 572, 585, 594, 604, 605, 660, 702, 715, 726, 755, 780, 792, 858, 906, 936, 968, 990, 1080, 1089, 1144, 1170, 1188, 1208, 1210, 1287, 1320, 1359, 1404, 1430, 1452, 1485, 1510, 1560, 1573, 1661, 1716, 1755, 1812, 1815, 1963, 1980, 2145, 2178, 2265, 2340, 2376, 2420, 2574, 2718, 2808, 2860, 2904, 2970, 3020, 3146, 3267, 3322, 3432, 3510, 3624, 3630, 3861, 3926, 3960, 4077, 4290, 4356, 4530, 4680, 4719, 4840, 4983, 5148, 5436, 5445, 5720, 5889, 5940, 6040, 6292, 6435, 6534, 6644, 6795, 7020, 7260, 7722, 7852, 7865, 8154, 8305, 8580, 8712, 9060, 9438, 9815, 9966, 10296, 10872, 10890, 11778, 11880, 12584, 12870, 13068, 13288, 13590, 14040, 14157, 14520, 14949, 15444, 15704, 15730, 16308, 16335, 16610, 17160, 17667, 18120, 18271, 18876, 19305, 19630, 19932, 20385, 21593, 21780, 23556, 23595, 24915, 25740, 26136, 27180, 28314, 29445, 29898, 30888, 31460, 32616, 32670, 33220, 35334, 36542, 37752, 38610, 39260, 39864, 40770, 42471, 43186, 43560, 44847, 47112, 47190, 49830, 51480, 53001, 54360, 54813, 56628, 58890, 59796, 62920, 64779, 65340, 66440, 70668, 70785, 73084, 74745, 77220, 78520, 81540, 84942, 86372, 88335, 89694, 91355, 94380, 99660, 106002, 107965, 109626, 113256, 117780, 119592, 129558, 130680, 141336, 141570, 146168, 149490, 154440, 163080, 164439, 169884, 172744, 176670, 179388, 182710, 188760, 194337, 199320, 212004, 212355, 215930, 219252, 224235, 235560, 237523, 259116, 265005, 274065, 283140, 298980, 323895, 328878, 339768, 353340, 358776, 365420, 388674, 424008, 424710, 431860, 438504, 448470, 475046, 493317, 518232, 530010, 548130, 566280, 583011, 597960, 647790, 657756, 706680, 712569, 730840, 777348, 822195, 849420, 863720, 896940, 950092, 971685, 986634, 1060020, 1096260, 1166022, 1187615, 1295580, 1315512, 1425138, 1554696, 1644390, 1698840, 1793880, 1900184, 1943370, 1973268, 2120040, 2137707, 2192520, 2332044, 2375230, 2466585, 2591160, 2850276, 2915055, 3288780, 3562845, 3886740, 3946536, 4275414, 4664088, 4750460, 4933170, 5700552, 5830110, 6413121, 6577560, 7125690, 7773480, 8550828, 9500920, 9866340, 10688535, 11660220, 12826242, 14251380, 17101656, 19732680, 21377070, 23320440, 25652484, 28502760, 32065605, 42754140, 51304968, 64131210, 85508280, 128262420, 256524840]

約数ペア:

[(1, 256524840), (2, 128262420), (3, 85508280), (4, 64131210), (5, 51304968), (6, 42754140), (8, 32065605), (9, 28502760), (10, 25652484), (11, 23320440), (12, 21377070), (13, 19732680), (15, 17101656), (18, 14251380), (20, 12826242), (22, 11660220), (24, 10688535), (26, 9866340), (27, 9500920), (30, 8550828), (33, 7773480), (36, 7125690), (39, 6577560), (40, 6413121), (44, 5830110), (45, 5700552), (52, 4933170), (54, 4750460), (55, 4664088), (60, 4275414), (65, 3946536), (66, 3886740), (72, 3562845), (78, 3288780), (88, 2915055), (90, 2850276), (99, 2591160), (104, 2466585), (108, 2375230), (110, 2332044), (117, 2192520), (120, 2137707), (121, 2120040), (130, 1973268), (132, 1943370), (135, 1900184), (143, 1793880), (151, 1698840), (156, 1644390), (165, 1554696), (180, 1425138), (195, 1315512), (198, 1295580), (216, 1187615), (220, 1166022), (234, 1096260), (242, 1060020), (260, 986634), (264, 971685), (270, 950092), (286, 896940), (297, 863720), (302, 849420), (312, 822195), (330, 777348), (351, 730840), (360, 712569), (363, 706680), (390, 657756), (396, 647790), (429, 597960), (440, 583011), (453, 566280), (468, 548130), (484, 530010), (495, 518232), (520, 493317), (540, 475046), (572, 448470), (585, 438504), (594, 431860), (604, 424710), (605, 424008), (660, 388674), (702, 365420), (715, 358776), (726, 353340), (755, 339768), (780, 328878), (792, 323895), (858, 298980), (906, 283140), (936, 274065), (968, 265005), (990, 259116), (1080, 237523), (1089, 235560), (1144, 224235), (1170, 219252), (1188, 215930), (1208, 212355), (1210, 212004), (1287, 199320), (1320, 194337), (1359, 188760), (1404, 182710), (1430, 179388), (1452, 176670), (1485, 172744), (1510, 169884), (1560, 164439), (1573, 163080), (1661, 154440), (1716, 149490), (1755, 146168), (1812, 141570), (1815, 141336), (1963, 130680), (1980, 129558), (2145, 119592), (2178, 117780), (2265, 113256), (2340, 109626), (2376, 107965), (2420, 106002), (2574, 99660), (2718, 94380), (2808, 91355), (2860, 89694), (2904, 88335), (2970, 86372), (3020, 84942), (3146, 81540), (3267, 78520), (3322, 77220), (3432, 74745), (3510, 73084), (3624, 70785), (3630, 70668), (3861, 66440), (3926, 65340), (3960, 64779), (4077, 62920), (4290, 59796), (4356, 58890), (4530, 56628), (4680, 54813), (4719, 54360), (4840, 53001), (4983, 51480), (5148, 49830), (5436, 47190), (5445, 47112), (5720, 44847), (5889, 43560), (5940, 43186), (6040, 42471), (6292, 40770), (6435, 39864), (6534, 39260), (6644, 38610), (6795, 37752), (7020, 36542), (7260, 35334), (7722, 33220), (7852, 32670), (7865, 32616), (8154, 31460), (8305, 30888), (8580, 29898), (8712, 29445), (9060, 28314), (9438, 27180), (9815, 26136), (9966, 25740), (10296, 24915), (10872, 23595), (10890, 23556), (11778, 21780), (11880, 21593), (12584, 20385), (12870, 19932), (13068, 19630), (13288, 19305), (13590, 18876), (14040, 18271), (14157, 18120), (14520, 17667), (14949, 17160), (15444, 16610), (15704, 16335), (15730, 16308)]