212918720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 168

約数和(自身を含む): 607381056

約数和(自身を除く): 394462336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 320, 367, 370, 392, 448, 490, 518, 560, 592, 734, 740, 784, 980, 1036, 1120, 1184, 1295, 1468, 1480, 1568, 1813, 1835, 1960, 2072, 2240, 2368, 2569, 2590, 2936, 2960, 3136, 3626, 3670, 3920, 4144, 5138, 5180, 5872, 5920, 7252, 7340, 7840, 8288, 9065, 10276, 10360, 11744, 11840, 12845, 13579, 14504, 14680, 15680, 16576, 17983, 18130, 20552, 20720, 23488, 25690, 27158, 29008, 29360, 35966, 36260, 41104, 41440, 51380, 54316, 58016, 58720, 67895, 71932, 72520, 82208, 82880, 89915, 95053, 102760, 108632, 116032, 117440, 135790, 143864, 145040, 164416, 179830, 190106, 205520, 217264, 271580, 287728, 290080, 359660, 380212, 411040, 434528, 475265, 543160, 575456, 580160, 665371, 719320, 760424, 822080, 869056, 950530, 1086320, 1150912, 1330742, 1438640, 1520848, 1901060, 2172640, 2661484, 2877280, 3041696, 3326855, 3802120, 4345280, 5322968, 5754560, 6083392, 6653710, 7604240, 10645936, 13307420, 15208480, 21291872, 26614840, 30416960, 42583744, 53229680, 106459360, 212918720]

約数ペア:

[(1, 212918720), (2, 106459360), (4, 53229680), (5, 42583744), (7, 30416960), (8, 26614840), (10, 21291872), (14, 15208480), (16, 13307420), (20, 10645936), (28, 7604240), (32, 6653710), (35, 6083392), (37, 5754560), (40, 5322968), (49, 4345280), (56, 3802120), (64, 3326855), (70, 3041696), (74, 2877280), (80, 2661484), (98, 2172640), (112, 1901060), (140, 1520848), (148, 1438640), (160, 1330742), (185, 1150912), (196, 1086320), (224, 950530), (245, 869056), (259, 822080), (280, 760424), (296, 719320), (320, 665371), (367, 580160), (370, 575456), (392, 543160), (448, 475265), (490, 434528), (518, 411040), (560, 380212), (592, 359660), (734, 290080), (740, 287728), (784, 271580), (980, 217264), (1036, 205520), (1120, 190106), (1184, 179830), (1295, 164416), (1468, 145040), (1480, 143864), (1568, 135790), (1813, 117440), (1835, 116032), (1960, 108632), (2072, 102760), (2240, 95053), (2368, 89915), (2569, 82880), (2590, 82208), (2936, 72520), (2960, 71932), (3136, 67895), (3626, 58720), (3670, 58016), (3920, 54316), (4144, 51380), (5138, 41440), (5180, 41104), (5872, 36260), (5920, 35966), (7252, 29360), (7340, 29008), (7840, 27158), (8288, 25690), (9065, 23488), (10276, 20720), (10360, 20552), (11744, 18130), (11840, 17983), (12845, 16576), (13579, 15680), (14504, 14680)]