318881920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 256

約数和(自身を含む): 951782400

約数和(自身を除く): 632900480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 53, 56, 64, 68, 70, 79, 80, 85, 106, 112, 119, 128, 136, 140, 158, 160, 170, 212, 224, 238, 265, 272, 280, 316, 320, 340, 371, 395, 424, 448, 476, 530, 544, 553, 560, 595, 632, 640, 680, 742, 790, 848, 896, 901, 952, 1060, 1088, 1106, 1120, 1190, 1264, 1343, 1360, 1484, 1580, 1696, 1802, 1855, 1904, 2120, 2176, 2212, 2240, 2380, 2528, 2686, 2720, 2765, 2968, 3160, 3392, 3604, 3710, 3808, 4187, 4240, 4424, 4480, 4505, 4760, 5056, 5372, 5440, 5530, 5936, 6307, 6320, 6715, 6784, 7208, 7420, 7616, 8374, 8480, 8848, 9010, 9401, 9520, 10112, 10744, 10880, 11060, 11872, 12614, 12640, 13430, 14416, 14840, 15232, 16748, 16960, 17696, 18020, 18802, 19040, 20935, 21488, 22120, 23744, 25228, 25280, 26860, 28832, 29309, 29680, 31535, 33496, 33920, 35392, 36040, 37604, 38080, 41870, 42976, 44240, 47005, 47488, 50456, 50560, 53720, 57664, 58618, 59360, 63070, 66992, 70784, 71179, 72080, 75208, 76160, 83740, 85952, 88480, 94010, 100912, 107440, 115328, 117236, 118720, 126140, 133984, 142358, 144160, 146545, 150416, 167480, 171904, 176960, 188020, 201824, 214880, 234472, 237440, 252280, 267968, 284716, 288320, 293090, 300832, 334960, 353920, 355895, 376040, 403648, 429760, 468944, 498253, 504560, 535936, 569432, 576640, 586180, 601664, 669920, 711790, 752080, 807296, 859520, 937888, 996506, 1009120, 1138864, 1172360, 1203328, 1339840, 1423580, 1504160, 1875776, 1993012, 2018240, 2277728, 2344720, 2491265, 2679680, 2847160, 3008320, 3751552, 3986024, 4036480, 4555456, 4689440, 4982530, 5694320, 6016640, 7972048, 9110912, 9378880, 9965060, 11388640, 15944096, 18757760, 19930120, 22777280, 31888192, 39860240, 45554560, 63776384, 79720480, 159440960, 318881920]

約数ペア:

[(1, 318881920), (2, 159440960), (4, 79720480), (5, 63776384), (7, 45554560), (8, 39860240), (10, 31888192), (14, 22777280), (16, 19930120), (17, 18757760), (20, 15944096), (28, 11388640), (32, 9965060), (34, 9378880), (35, 9110912), (40, 7972048), (53, 6016640), (56, 5694320), (64, 4982530), (68, 4689440), (70, 4555456), (79, 4036480), (80, 3986024), (85, 3751552), (106, 3008320), (112, 2847160), (119, 2679680), (128, 2491265), (136, 2344720), (140, 2277728), (158, 2018240), (160, 1993012), (170, 1875776), (212, 1504160), (224, 1423580), (238, 1339840), (265, 1203328), (272, 1172360), (280, 1138864), (316, 1009120), (320, 996506), (340, 937888), (371, 859520), (395, 807296), (424, 752080), (448, 711790), (476, 669920), (530, 601664), (544, 586180), (553, 576640), (560, 569432), (595, 535936), (632, 504560), (640, 498253), (680, 468944), (742, 429760), (790, 403648), (848, 376040), (896, 355895), (901, 353920), (952, 334960), (1060, 300832), (1088, 293090), (1106, 288320), (1120, 284716), (1190, 267968), (1264, 252280), (1343, 237440), (1360, 234472), (1484, 214880), (1580, 201824), (1696, 188020), (1802, 176960), (1855, 171904), (1904, 167480), (2120, 150416), (2176, 146545), (2212, 144160), (2240, 142358), (2380, 133984), (2528, 126140), (2686, 118720), (2720, 117236), (2765, 115328), (2968, 107440), (3160, 100912), (3392, 94010), (3604, 88480), (3710, 85952), (3808, 83740), (4187, 76160), (4240, 75208), (4424, 72080), (4480, 71179), (4505, 70784), (4760, 66992), (5056, 63070), (5372, 59360), (5440, 58618), (5530, 57664), (5936, 53720), (6307, 50560), (6320, 50456), (6715, 47488), (6784, 47005), (7208, 44240), (7420, 42976), (7616, 41870), (8374, 38080), (8480, 37604), (8848, 36040), (9010, 35392), (9401, 33920), (9520, 33496), (10112, 31535), (10744, 29680), (10880, 29309), (11060, 28832), (11872, 26860), (12614, 25280), (12640, 25228), (13430, 23744), (14416, 22120), (14840, 21488), (15232, 20935), (16748, 19040), (16960, 18802), (17696, 18020)]