15925910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 128

約数和(自身を含む): 40449024

約数和(自身を除く): 24523114

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 37, 43, 55, 65, 70, 74, 77, 86, 91, 110, 130, 143, 154, 182, 185, 215, 259, 286, 301, 370, 385, 407, 430, 455, 473, 481, 518, 559, 602, 715, 770, 814, 910, 946, 962, 1001, 1118, 1295, 1430, 1505, 1591, 2002, 2035, 2365, 2405, 2590, 2795, 2849, 3010, 3182, 3311, 3367, 3913, 4070, 4730, 4810, 5005, 5291, 5590, 5698, 6149, 6622, 6734, 7826, 7955, 10010, 10582, 11137, 12298, 14245, 15910, 16555, 16835, 17501, 19565, 20683, 22274, 26455, 28490, 30745, 33110, 33670, 35002, 37037, 39130, 41366, 43043, 52910, 55685, 61490, 74074, 86086, 87505, 103415, 111370, 122507, 144781, 175010, 185185, 206830, 215215, 227513, 245014, 289562, 370370, 430430, 455026, 612535, 723905, 1137565, 1225070, 1447810, 1592591, 2275130, 3185182, 7962955, 15925910]

約数ペア:

[(1, 15925910), (2, 7962955), (5, 3185182), (7, 2275130), (10, 1592591), (11, 1447810), (13, 1225070), (14, 1137565), (22, 723905), (26, 612535), (35, 455026), (37, 430430), (43, 370370), (55, 289562), (65, 245014), (70, 227513), (74, 215215), (77, 206830), (86, 185185), (91, 175010), (110, 144781), (130, 122507), (143, 111370), (154, 103415), (182, 87505), (185, 86086), (215, 74074), (259, 61490), (286, 55685), (301, 52910), (370, 43043), (385, 41366), (407, 39130), (430, 37037), (455, 35002), (473, 33670), (481, 33110), (518, 30745), (559, 28490), (602, 26455), (715, 22274), (770, 20683), (814, 19565), (910, 17501), (946, 16835), (962, 16555), (1001, 15910), (1118, 14245), (1295, 12298), (1430, 11137), (1505, 10582), (1591, 10010), (2002, 7955), (2035, 7826), (2365, 6734), (2405, 6622), (2590, 6149), (2795, 5698), (2849, 5590), (3010, 5291), (3182, 5005), (3311, 4810), (3367, 4730), (3913, 4070)]