248880544

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 603288000

約数和(自身を除く): 354407456

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 44, 68, 76, 88, 121, 136, 152, 176, 187, 199, 209, 242, 272, 304, 323, 352, 374, 398, 418, 484, 544, 608, 646, 748, 796, 836, 968, 1292, 1496, 1592, 1672, 1936, 2057, 2189, 2299, 2584, 2992, 3184, 3344, 3383, 3553, 3781, 3872, 4114, 4378, 4598, 5168, 5984, 6368, 6688, 6766, 7106, 7562, 8228, 8756, 9196, 10336, 13532, 14212, 15124, 16456, 17512, 18392, 24079, 27064, 28424, 30248, 32912, 35024, 36784, 37213, 39083, 41591, 48158, 54128, 56848, 60496, 64277, 65824, 70048, 73568, 74426, 78166, 83182, 96316, 108256, 113696, 120992, 128554, 148852, 156332, 166364, 192632, 257108, 297704, 312664, 332728, 385264, 409343, 457501, 514216, 595408, 625328, 665456, 707047, 770528, 818686, 915002, 1028432, 1190816, 1250656, 1330912, 1414094, 1637372, 1830004, 2056864, 2828188, 3274744, 3660008, 5656376, 6549488, 7320016, 7777517, 11312752, 13098976, 14640032, 15555034, 22625504, 31110068, 62220136, 124440272, 248880544]

約数ペア:

[(1, 248880544), (2, 124440272), (4, 62220136), (8, 31110068), (11, 22625504), (16, 15555034), (17, 14640032), (19, 13098976), (22, 11312752), (32, 7777517), (34, 7320016), (38, 6549488), (44, 5656376), (68, 3660008), (76, 3274744), (88, 2828188), (121, 2056864), (136, 1830004), (152, 1637372), (176, 1414094), (187, 1330912), (199, 1250656), (209, 1190816), (242, 1028432), (272, 915002), (304, 818686), (323, 770528), (352, 707047), (374, 665456), (398, 625328), (418, 595408), (484, 514216), (544, 457501), (608, 409343), (646, 385264), (748, 332728), (796, 312664), (836, 297704), (968, 257108), (1292, 192632), (1496, 166364), (1592, 156332), (1672, 148852), (1936, 128554), (2057, 120992), (2189, 113696), (2299, 108256), (2584, 96316), (2992, 83182), (3184, 78166), (3344, 74426), (3383, 73568), (3553, 70048), (3781, 65824), (3872, 64277), (4114, 60496), (4378, 56848), (4598, 54128), (5168, 48158), (5984, 41591), (6368, 39083), (6688, 37213), (6766, 36784), (7106, 35024), (7562, 32912), (8228, 30248), (8756, 28424), (9196, 27064), (10336, 24079), (13532, 18392), (14212, 17512), (15124, 16456)]