155361640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 427991040

約数和(自身を除く): 272629400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 127, 136, 140, 170, 238, 254, 257, 280, 340, 476, 508, 514, 595, 635, 680, 889, 952, 1016, 1028, 1190, 1270, 1285, 1778, 1799, 2056, 2159, 2380, 2540, 2570, 3556, 3598, 4318, 4369, 4445, 4760, 5080, 5140, 7112, 7196, 8636, 8738, 8890, 8995, 10280, 10795, 14392, 15113, 17272, 17476, 17780, 17990, 21590, 21845, 30226, 30583, 32639, 34952, 35560, 35980, 43180, 43690, 60452, 61166, 65278, 71960, 75565, 86360, 87380, 120904, 122332, 130556, 151130, 152915, 163195, 174760, 228473, 244664, 261112, 302260, 305830, 326390, 456946, 554863, 604520, 611660, 652780, 913892, 1109726, 1142365, 1223320, 1305560, 1827784, 2219452, 2284730, 2774315, 3884041, 4438904, 4569460, 5548630, 7768082, 9138920, 11097260, 15536164, 19420205, 22194520, 31072328, 38840410, 77680820, 155361640]

約数ペア:

[(1, 155361640), (2, 77680820), (4, 38840410), (5, 31072328), (7, 22194520), (8, 19420205), (10, 15536164), (14, 11097260), (17, 9138920), (20, 7768082), (28, 5548630), (34, 4569460), (35, 4438904), (40, 3884041), (56, 2774315), (68, 2284730), (70, 2219452), (85, 1827784), (119, 1305560), (127, 1223320), (136, 1142365), (140, 1109726), (170, 913892), (238, 652780), (254, 611660), (257, 604520), (280, 554863), (340, 456946), (476, 326390), (508, 305830), (514, 302260), (595, 261112), (635, 244664), (680, 228473), (889, 174760), (952, 163195), (1016, 152915), (1028, 151130), (1190, 130556), (1270, 122332), (1285, 120904), (1778, 87380), (1799, 86360), (2056, 75565), (2159, 71960), (2380, 65278), (2540, 61166), (2570, 60452), (3556, 43690), (3598, 43180), (4318, 35980), (4369, 35560), (4445, 34952), (4760, 32639), (5080, 30583), (5140, 30226), (7112, 21845), (7196, 21590), (8636, 17990), (8738, 17780), (8890, 17476), (8995, 17272), (10280, 15113), (10795, 14392)]