212638720

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:398

約数の個数: 176

約数和(自身を含む): 619012800

約数和(自身を除く): 406374080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 349, 448, 476, 512, 544, 560, 595, 640, 680, 698, 896, 952, 1024, 1088, 1120, 1190, 1280, 1360, 1396, 1745, 1792, 1904, 2176, 2240, 2380, 2443, 2560, 2720, 2792, 3490, 3584, 3808, 4352, 4480, 4760, 4886, 5120, 5440, 5584, 5933, 6980, 7168, 7616, 8704, 8960, 9520, 9772, 10880, 11168, 11866, 12215, 13960, 15232, 17408, 17920, 19040, 19544, 21760, 22336, 23732, 24430, 27920, 29665, 30464, 35840, 38080, 39088, 41531, 43520, 44672, 47464, 48860, 55840, 59330, 60928, 76160, 78176, 83062, 87040, 89344, 94928, 97720, 111680, 118660, 121856, 152320, 156352, 166124, 178688, 189856, 195440, 207655, 223360, 237320, 304640, 312704, 332248, 357376, 379712, 390880, 415310, 446720, 474640, 609280, 625408, 664496, 759424, 781760, 830620, 893440, 949280, 1250816, 1328992, 1518848, 1563520, 1661240, 1786880, 1898560, 2501632, 2657984, 3037696, 3127040, 3322480, 3797120, 5315968, 6075392, 6254080, 6644960, 7594240, 10631936, 12508160, 13289920, 15188480, 21263872, 26579840, 30376960, 42527744, 53159680, 106319360, 212638720]

約数ペア:

[(1, 212638720), (2, 106319360), (4, 53159680), (5, 42527744), (7, 30376960), (8, 26579840), (10, 21263872), (14, 15188480), (16, 13289920), (17, 12508160), (20, 10631936), (28, 7594240), (32, 6644960), (34, 6254080), (35, 6075392), (40, 5315968), (56, 3797120), (64, 3322480), (68, 3127040), (70, 3037696), (80, 2657984), (85, 2501632), (112, 1898560), (119, 1786880), (128, 1661240), (136, 1563520), (140, 1518848), (160, 1328992), (170, 1250816), (224, 949280), (238, 893440), (256, 830620), (272, 781760), (280, 759424), (320, 664496), (340, 625408), (349, 609280), (448, 474640), (476, 446720), (512, 415310), (544, 390880), (560, 379712), (595, 357376), (640, 332248), (680, 312704), (698, 304640), (896, 237320), (952, 223360), (1024, 207655), (1088, 195440), (1120, 189856), (1190, 178688), (1280, 166124), (1360, 156352), (1396, 152320), (1745, 121856), (1792, 118660), (1904, 111680), (2176, 97720), (2240, 94928), (2380, 89344), (2443, 87040), (2560, 83062), (2720, 78176), (2792, 76160), (3490, 60928), (3584, 59330), (3808, 55840), (4352, 48860), (4480, 47464), (4760, 44672), (4886, 43520), (5120, 41531), (5440, 39088), (5584, 38080), (5933, 35840), (6980, 30464), (7168, 29665), (7616, 27920), (8704, 24430), (8960, 23732), (9520, 22336), (9772, 21760), (10880, 19544), (11168, 19040), (11866, 17920), (12215, 17408), (13960, 15232)]