15991992

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 160

約数和(自身を含む): 49658400

約数和(自身を除く): 33666408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 29, 36, 37, 46, 54, 58, 69, 72, 74, 81, 87, 92, 108, 111, 116, 138, 148, 162, 174, 184, 207, 216, 222, 232, 261, 276, 296, 324, 333, 348, 414, 444, 522, 552, 621, 648, 666, 667, 696, 783, 828, 851, 888, 999, 1044, 1073, 1242, 1332, 1334, 1566, 1656, 1702, 1863, 1998, 2001, 2088, 2146, 2349, 2484, 2553, 2664, 2668, 2997, 3132, 3219, 3404, 3726, 3996, 4002, 4292, 4698, 4968, 5106, 5336, 5994, 6003, 6264, 6438, 6808, 7452, 7659, 7992, 8004, 8584, 9396, 9657, 10212, 11988, 12006, 12876, 14904, 15318, 16008, 18009, 18792, 19314, 20424, 22977, 23976, 24012, 24679, 25752, 28971, 30636, 36018, 38628, 45954, 48024, 49358, 54027, 57942, 61272, 68931, 72036, 74037, 77256, 86913, 91908, 98716, 108054, 115884, 137862, 144072, 148074, 173826, 183816, 197432, 216108, 222111, 231768, 275724, 296148, 347652, 432216, 444222, 551448, 592296, 666333, 695304, 888444, 1332666, 1776888, 1998999, 2665332, 3997998, 5330664, 7995996, 15991992]

約数ペア:

[(1, 15991992), (2, 7995996), (3, 5330664), (4, 3997998), (6, 2665332), (8, 1998999), (9, 1776888), (12, 1332666), (18, 888444), (23, 695304), (24, 666333), (27, 592296), (29, 551448), (36, 444222), (37, 432216), (46, 347652), (54, 296148), (58, 275724), (69, 231768), (72, 222111), (74, 216108), (81, 197432), (87, 183816), (92, 173826), (108, 148074), (111, 144072), (116, 137862), (138, 115884), (148, 108054), (162, 98716), (174, 91908), (184, 86913), (207, 77256), (216, 74037), (222, 72036), (232, 68931), (261, 61272), (276, 57942), (296, 54027), (324, 49358), (333, 48024), (348, 45954), (414, 38628), (444, 36018), (522, 30636), (552, 28971), (621, 25752), (648, 24679), (666, 24012), (667, 23976), (696, 22977), (783, 20424), (828, 19314), (851, 18792), (888, 18009), (999, 16008), (1044, 15318), (1073, 14904), (1242, 12876), (1332, 12006), (1334, 11988), (1566, 10212), (1656, 9657), (1702, 9396), (1863, 8584), (1998, 8004), (2001, 7992), (2088, 7659), (2146, 7452), (2349, 6808), (2484, 6438), (2553, 6264), (2664, 6003), (2668, 5994), (2997, 5336), (3132, 5106), (3219, 4968), (3404, 4698), (3726, 4292), (3996, 4002)]