15717520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 160

約数和(自身を含む): 47996928

約数和(自身を除く): 32279408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 127, 130, 136, 140, 170, 182, 208, 221, 238, 254, 260, 272, 280, 340, 364, 442, 455, 476, 508, 520, 560, 595, 635, 680, 728, 884, 889, 910, 952, 1016, 1040, 1105, 1190, 1270, 1360, 1456, 1547, 1651, 1768, 1778, 1820, 1904, 2032, 2159, 2210, 2380, 2540, 3094, 3302, 3536, 3556, 3640, 4318, 4420, 4445, 4760, 5080, 6188, 6604, 7112, 7280, 7735, 8255, 8636, 8840, 8890, 9520, 10160, 10795, 11557, 12376, 13208, 14224, 15113, 15470, 16510, 17272, 17680, 17780, 21590, 23114, 24752, 26416, 28067, 30226, 30940, 33020, 34544, 35560, 43180, 46228, 56134, 57785, 60452, 61880, 66040, 71120, 75565, 86360, 92456, 112268, 115570, 120904, 123760, 132080, 140335, 151130, 172720, 184912, 196469, 224536, 231140, 241808, 280670, 302260, 392938, 449072, 462280, 561340, 604520, 785876, 924560, 982345, 1122680, 1209040, 1571752, 1964690, 2245360, 3143504, 3929380, 7858760, 15717520]

約数ペア:

[(1, 15717520), (2, 7858760), (4, 3929380), (5, 3143504), (7, 2245360), (8, 1964690), (10, 1571752), (13, 1209040), (14, 1122680), (16, 982345), (17, 924560), (20, 785876), (26, 604520), (28, 561340), (34, 462280), (35, 449072), (40, 392938), (52, 302260), (56, 280670), (65, 241808), (68, 231140), (70, 224536), (80, 196469), (85, 184912), (91, 172720), (104, 151130), (112, 140335), (119, 132080), (127, 123760), (130, 120904), (136, 115570), (140, 112268), (170, 92456), (182, 86360), (208, 75565), (221, 71120), (238, 66040), (254, 61880), (260, 60452), (272, 57785), (280, 56134), (340, 46228), (364, 43180), (442, 35560), (455, 34544), (476, 33020), (508, 30940), (520, 30226), (560, 28067), (595, 26416), (635, 24752), (680, 23114), (728, 21590), (884, 17780), (889, 17680), (910, 17272), (952, 16510), (1016, 15470), (1040, 15113), (1105, 14224), (1190, 13208), (1270, 12376), (1360, 11557), (1456, 10795), (1547, 10160), (1651, 9520), (1768, 8890), (1778, 8840), (1820, 8636), (1904, 8255), (2032, 7735), (2159, 7280), (2210, 7112), (2380, 6604), (2540, 6188), (3094, 5080), (3302, 4760), (3536, 4445), (3556, 4420), (3640, 4318)]