168306640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 423363528

約数和(自身を除く): 255056888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 97, 115, 164, 184, 194, 205, 230, 328, 368, 388, 410, 460, 485, 529, 656, 776, 820, 920, 943, 970, 1058, 1552, 1640, 1840, 1886, 1940, 2116, 2231, 2645, 3280, 3772, 3880, 3977, 4232, 4462, 4715, 5290, 7544, 7760, 7954, 8464, 8924, 9430, 10580, 11155, 15088, 15908, 17848, 18860, 19885, 21160, 21689, 22310, 31816, 35696, 37720, 39770, 42320, 43378, 44620, 51313, 63632, 75440, 79540, 86756, 89240, 91471, 102626, 108445, 159080, 173512, 178480, 182942, 205252, 216890, 256565, 318160, 347024, 365884, 410504, 433780, 457355, 513130, 731768, 821008, 867560, 914710, 1026260, 1463536, 1735120, 1829420, 2052520, 2103833, 3658840, 4105040, 4207666, 7317680, 8415332, 10519165, 16830664, 21038330, 33661328, 42076660, 84153320, 168306640]

約数ペア:

[(1, 168306640), (2, 84153320), (4, 42076660), (5, 33661328), (8, 21038330), (10, 16830664), (16, 10519165), (20, 8415332), (23, 7317680), (40, 4207666), (41, 4105040), (46, 3658840), (80, 2103833), (82, 2052520), (92, 1829420), (97, 1735120), (115, 1463536), (164, 1026260), (184, 914710), (194, 867560), (205, 821008), (230, 731768), (328, 513130), (368, 457355), (388, 433780), (410, 410504), (460, 365884), (485, 347024), (529, 318160), (656, 256565), (776, 216890), (820, 205252), (920, 182942), (943, 178480), (970, 173512), (1058, 159080), (1552, 108445), (1640, 102626), (1840, 91471), (1886, 89240), (1940, 86756), (2116, 79540), (2231, 75440), (2645, 63632), (3280, 51313), (3772, 44620), (3880, 43378), (3977, 42320), (4232, 39770), (4462, 37720), (4715, 35696), (5290, 31816), (7544, 22310), (7760, 21689), (7954, 21160), (8464, 19885), (8924, 18860), (9430, 17848), (10580, 15908), (11155, 15088)]