256150440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1117}}^1$

素因数の和:1161

約数の個数: 288

約数和(自身を含む): 1043831880

約数和(自身を除く): 787681440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 98, 104, 105, 117, 120, 126, 130, 140, 147, 156, 168, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 280, 294, 312, 315, 360, 364, 390, 392, 420, 441, 455, 468, 490, 504, 520, 546, 585, 588, 630, 637, 728, 735, 780, 819, 840, 882, 910, 936, 980, 1092, 1117, 1170, 1176, 1260, 1274, 1365, 1470, 1560, 1638, 1764, 1820, 1911, 1960, 2184, 2205, 2234, 2340, 2520, 2548, 2730, 2940, 3185, 3276, 3351, 3528, 3640, 3822, 4095, 4410, 4468, 4680, 5096, 5460, 5585, 5733, 5880, 6370, 6552, 6702, 7644, 7819, 8190, 8820, 8936, 9555, 10053, 10920, 11170, 11466, 12740, 13404, 14521, 15288, 15638, 16380, 16755, 17640, 19110, 20106, 22340, 22932, 23457, 25480, 26808, 28665, 29042, 31276, 32760, 33510, 38220, 39095, 40212, 43563, 44680, 45864, 46914, 50265, 54733, 57330, 58084, 62552, 67020, 70371, 72605, 76440, 78190, 80424, 87126, 93828, 100530, 101647, 109466, 114660, 116168, 117285, 130689, 134040, 140742, 145210, 156380, 164199, 174252, 187656, 201060, 203294, 217815, 218932, 229320, 234570, 261378, 273665, 281484, 290420, 304941, 312760, 328398, 348504, 351855, 402120, 406588, 435630, 437864, 469140, 492597, 508235, 522756, 547330, 562968, 580840, 609882, 653445, 656796, 703710, 711529, 813176, 820995, 871260, 914823, 938280, 985194, 1016470, 1045512, 1094660, 1219764, 1306890, 1313592, 1407420, 1423058, 1524705, 1641990, 1742520, 1829646, 1970388, 2032940, 2134587, 2189320, 2439528, 2462985, 2613780, 2814840, 2846116, 3049410, 3283980, 3557645, 3659292, 3940776, 4065880, 4269174, 4574115, 4925970, 5227560, 5692232, 6098820, 6403761, 6567960, 7115290, 7318584, 8538348, 9148230, 9851940, 10672935, 12197640, 12807522, 14230580, 17076696, 18296460, 19703880, 21345870, 25615044, 28461160, 32018805, 36592920, 42691740, 51230088, 64037610, 85383480, 128075220, 256150440]

約数ペア:

[(1, 256150440), (2, 128075220), (3, 85383480), (4, 64037610), (5, 51230088), (6, 42691740), (7, 36592920), (8, 32018805), (9, 28461160), (10, 25615044), (12, 21345870), (13, 19703880), (14, 18296460), (15, 17076696), (18, 14230580), (20, 12807522), (21, 12197640), (24, 10672935), (26, 9851940), (28, 9148230), (30, 8538348), (35, 7318584), (36, 7115290), (39, 6567960), (40, 6403761), (42, 6098820), (45, 5692232), (49, 5227560), (52, 4925970), (56, 4574115), (60, 4269174), (63, 4065880), (65, 3940776), (70, 3659292), (72, 3557645), (78, 3283980), (84, 3049410), (90, 2846116), (91, 2814840), (98, 2613780), (104, 2462985), (105, 2439528), (117, 2189320), (120, 2134587), (126, 2032940), (130, 1970388), (140, 1829646), (147, 1742520), (156, 1641990), (168, 1524705), (180, 1423058), (182, 1407420), (195, 1313592), (196, 1306890), (210, 1219764), (234, 1094660), (245, 1045512), (252, 1016470), (260, 985194), (273, 938280), (280, 914823), (294, 871260), (312, 820995), (315, 813176), (360, 711529), (364, 703710), (390, 656796), (392, 653445), (420, 609882), (441, 580840), (455, 562968), (468, 547330), (490, 522756), (504, 508235), (520, 492597), (546, 469140), (585, 437864), (588, 435630), (630, 406588), (637, 402120), (728, 351855), (735, 348504), (780, 328398), (819, 312760), (840, 304941), (882, 290420), (910, 281484), (936, 273665), (980, 261378), (1092, 234570), (1117, 229320), (1170, 218932), (1176, 217815), (1260, 203294), (1274, 201060), (1365, 187656), (1470, 174252), (1560, 164199), (1638, 156380), (1764, 145210), (1820, 140742), (1911, 134040), (1960, 130689), (2184, 117285), (2205, 116168), (2234, 114660), (2340, 109466), (2520, 101647), (2548, 100530), (2730, 93828), (2940, 87126), (3185, 80424), (3276, 78190), (3351, 76440), (3528, 72605), (3640, 70371), (3822, 67020), (4095, 62552), (4410, 58084), (4468, 57330), (4680, 54733), (5096, 50265), (5460, 46914), (5585, 45864), (5733, 44680), (5880, 43563), (6370, 40212), (6552, 39095), (6702, 38220), (7644, 33510), (7819, 32760), (8190, 31276), (8820, 29042), (8936, 28665), (9555, 26808), (10053, 25480), (10920, 23457), (11170, 22932), (11466, 22340), (12740, 20106), (13404, 19110), (14521, 17640), (15288, 16755), (15638, 16380)]