127377910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 72

約数和(自身を含む): 264776400

約数和(自身を除く): 137398490

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 199, 230, 242, 253, 398, 506, 529, 605, 995, 1058, 1210, 1265, 1990, 2189, 2530, 2645, 2783, 4378, 4577, 5290, 5566, 5819, 9154, 10945, 11638, 13915, 21890, 22885, 24079, 27830, 29095, 45770, 48158, 50347, 58190, 64009, 100694, 105271, 120395, 128018, 210542, 240790, 251735, 320045, 503470, 526355, 553817, 640090, 1052710, 1107634, 1157981, 2315962, 2769085, 5538170, 5789905, 11579810, 12737791, 25475582, 63688955, 127377910]

約数ペア:

[(1, 127377910), (2, 63688955), (5, 25475582), (10, 12737791), (11, 11579810), (22, 5789905), (23, 5538170), (46, 2769085), (55, 2315962), (110, 1157981), (115, 1107634), (121, 1052710), (199, 640090), (230, 553817), (242, 526355), (253, 503470), (398, 320045), (506, 251735), (529, 240790), (605, 210542), (995, 128018), (1058, 120395), (1210, 105271), (1265, 100694), (1990, 64009), (2189, 58190), (2530, 50347), (2645, 48158), (2783, 45770), (4378, 29095), (4577, 27830), (5290, 24079), (5566, 22885), (5819, 21890), (9154, 13915), (10945, 11638)]