311342080

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 264

約数和(自身を含む): 932498568

約数和(自身を除く): 621156488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 73, 80, 85, 98, 112, 119, 128, 136, 140, 146, 160, 170, 196, 224, 238, 245, 256, 272, 280, 292, 320, 340, 365, 392, 448, 476, 490, 511, 512, 544, 560, 584, 595, 640, 680, 730, 784, 833, 896, 952, 980, 1022, 1024, 1088, 1120, 1168, 1190, 1241, 1280, 1360, 1460, 1568, 1666, 1792, 1904, 1960, 2044, 2176, 2240, 2336, 2380, 2482, 2555, 2560, 2720, 2920, 3136, 3332, 3577, 3584, 3808, 3920, 4088, 4165, 4352, 4480, 4672, 4760, 4964, 5110, 5120, 5440, 5840, 6205, 6272, 6664, 7154, 7168, 7616, 7840, 8176, 8330, 8687, 8704, 8960, 9344, 9520, 9928, 10220, 10880, 11680, 12410, 12544, 13328, 14308, 15232, 15680, 16352, 16660, 17374, 17408, 17885, 17920, 18688, 19040, 19856, 20440, 21760, 23360, 24820, 25088, 26656, 28616, 30464, 31360, 32704, 33320, 34748, 35770, 35840, 37376, 38080, 39712, 40880, 43435, 43520, 46720, 49640, 50176, 53312, 57232, 60809, 60928, 62720, 65408, 66640, 69496, 71540, 74752, 76160, 79424, 81760, 86870, 87040, 93440, 99280, 106624, 114464, 121618, 121856, 125440, 130816, 133280, 138992, 143080, 152320, 158848, 163520, 173740, 186880, 198560, 213248, 228928, 243236, 250880, 261632, 266560, 277984, 286160, 304045, 304640, 317696, 327040, 347480, 373760, 397120, 426496, 457856, 486472, 523264, 533120, 555968, 572320, 608090, 609280, 635392, 654080, 694960, 794240, 852992, 915712, 972944, 1066240, 1111936, 1144640, 1216180, 1270784, 1308160, 1389920, 1588480, 1831424, 1945888, 2132480, 2223872, 2289280, 2432360, 2616320, 2779840, 3176960, 3662848, 3891776, 4264960, 4447744, 4578560, 4864720, 5559680, 6353920, 7783552, 8895488, 9157120, 9729440, 11119360, 15567104, 18314240, 19458880, 22238720, 31134208, 38917760, 44477440, 62268416, 77835520, 155671040, 311342080]

約数ペア:

[(1, 311342080), (2, 155671040), (4, 77835520), (5, 62268416), (7, 44477440), (8, 38917760), (10, 31134208), (14, 22238720), (16, 19458880), (17, 18314240), (20, 15567104), (28, 11119360), (32, 9729440), (34, 9157120), (35, 8895488), (40, 7783552), (49, 6353920), (56, 5559680), (64, 4864720), (68, 4578560), (70, 4447744), (73, 4264960), (80, 3891776), (85, 3662848), (98, 3176960), (112, 2779840), (119, 2616320), (128, 2432360), (136, 2289280), (140, 2223872), (146, 2132480), (160, 1945888), (170, 1831424), (196, 1588480), (224, 1389920), (238, 1308160), (245, 1270784), (256, 1216180), (272, 1144640), (280, 1111936), (292, 1066240), (320, 972944), (340, 915712), (365, 852992), (392, 794240), (448, 694960), (476, 654080), (490, 635392), (511, 609280), (512, 608090), (544, 572320), (560, 555968), (584, 533120), (595, 523264), (640, 486472), (680, 457856), (730, 426496), (784, 397120), (833, 373760), (896, 347480), (952, 327040), (980, 317696), (1022, 304640), (1024, 304045), (1088, 286160), (1120, 277984), (1168, 266560), (1190, 261632), (1241, 250880), (1280, 243236), (1360, 228928), (1460, 213248), (1568, 198560), (1666, 186880), (1792, 173740), (1904, 163520), (1960, 158848), (2044, 152320), (2176, 143080), (2240, 138992), (2336, 133280), (2380, 130816), (2482, 125440), (2555, 121856), (2560, 121618), (2720, 114464), (2920, 106624), (3136, 99280), (3332, 93440), (3577, 87040), (3584, 86870), (3808, 81760), (3920, 79424), (4088, 76160), (4165, 74752), (4352, 71540), (4480, 69496), (4672, 66640), (4760, 65408), (4964, 62720), (5110, 60928), (5120, 60809), (5440, 57232), (5840, 53312), (6205, 50176), (6272, 49640), (6664, 46720), (7154, 43520), (7168, 43435), (7616, 40880), (7840, 39712), (8176, 38080), (8330, 37376), (8687, 35840), (8704, 35770), (8960, 34748), (9344, 33320), (9520, 32704), (9928, 31360), (10220, 30464), (10880, 28616), (11680, 26656), (12410, 25088), (12544, 24820), (13328, 23360), (14308, 21760), (15232, 20440), (15680, 19856), (16352, 19040), (16660, 18688), (17374, 17920), (17408, 17885)]