128836404

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1607}}^1$

素因数の和:1765

約数の個数: 72

約数和(自身を含む): 347675328

約数和(自身を除く): 218838924

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 131, 153, 204, 262, 306, 393, 524, 612, 786, 1179, 1572, 1607, 2227, 2358, 3214, 4454, 4716, 4821, 6428, 6681, 8908, 9642, 13362, 14463, 19284, 20043, 26724, 27319, 28926, 40086, 54638, 57852, 80172, 81957, 109276, 163914, 210517, 245871, 327828, 421034, 491742, 631551, 842068, 983484, 1263102, 1894653, 2526204, 3578789, 3789306, 7157578, 7578612, 10736367, 14315156, 21472734, 32209101, 42945468, 64418202, 128836404]

約数ペア:

[(1, 128836404), (2, 64418202), (3, 42945468), (4, 32209101), (6, 21472734), (9, 14315156), (12, 10736367), (17, 7578612), (18, 7157578), (34, 3789306), (36, 3578789), (51, 2526204), (68, 1894653), (102, 1263102), (131, 983484), (153, 842068), (204, 631551), (262, 491742), (306, 421034), (393, 327828), (524, 245871), (612, 210517), (786, 163914), (1179, 109276), (1572, 81957), (1607, 80172), (2227, 57852), (2358, 54638), (3214, 40086), (4454, 28926), (4716, 27319), (4821, 26724), (6428, 20043), (6681, 19284), (8908, 14463), (9642, 13362)]