121667840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:432

約数の個数: 144

約数和(自身を含む): 342999552

約数和(自身を除く): 221331712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 256, 259, 280, 296, 320, 367, 370, 448, 518, 560, 592, 640, 734, 740, 896, 1036, 1120, 1184, 1280, 1295, 1468, 1480, 1792, 1835, 2072, 2240, 2368, 2569, 2590, 2936, 2960, 3670, 4144, 4480, 4736, 5138, 5180, 5872, 5920, 7340, 8288, 8960, 9472, 10276, 10360, 11744, 11840, 12845, 13579, 14680, 16576, 20552, 20720, 23488, 23680, 25690, 27158, 29360, 33152, 41104, 41440, 46976, 47360, 51380, 54316, 58720, 66304, 67895, 82208, 82880, 93952, 95053, 102760, 108632, 117440, 135790, 164416, 165760, 190106, 205520, 217264, 234880, 271580, 328832, 331520, 380212, 411040, 434528, 469760, 475265, 543160, 657664, 760424, 822080, 869056, 950530, 1086320, 1520848, 1644160, 1738112, 1901060, 2172640, 3041696, 3288320, 3476224, 3802120, 4345280, 6083392, 7604240, 8690560, 12166784, 15208480, 17381120, 24333568, 30416960, 60833920, 121667840]

約数ペア:

[(1, 121667840), (2, 60833920), (4, 30416960), (5, 24333568), (7, 17381120), (8, 15208480), (10, 12166784), (14, 8690560), (16, 7604240), (20, 6083392), (28, 4345280), (32, 3802120), (35, 3476224), (37, 3288320), (40, 3041696), (56, 2172640), (64, 1901060), (70, 1738112), (74, 1644160), (80, 1520848), (112, 1086320), (128, 950530), (140, 869056), (148, 822080), (160, 760424), (185, 657664), (224, 543160), (256, 475265), (259, 469760), (280, 434528), (296, 411040), (320, 380212), (367, 331520), (370, 328832), (448, 271580), (518, 234880), (560, 217264), (592, 205520), (640, 190106), (734, 165760), (740, 164416), (896, 135790), (1036, 117440), (1120, 108632), (1184, 102760), (1280, 95053), (1295, 93952), (1468, 82880), (1480, 82208), (1792, 67895), (1835, 66304), (2072, 58720), (2240, 54316), (2368, 51380), (2569, 47360), (2590, 46976), (2936, 41440), (2960, 41104), (3670, 33152), (4144, 29360), (4480, 27158), (4736, 25690), (5138, 23680), (5180, 23488), (5872, 20720), (5920, 20552), (7340, 16576), (8288, 14680), (8960, 13579), (9472, 12845), (10276, 11840), (10360, 11744)]