207340840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1013}}^1$

素因数の和:1091

約数の個数: 128

約数和(自身を含む): 578223360

約数和(自身を除く): 370882520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 85, 86, 119, 136, 140, 170, 172, 215, 238, 280, 301, 340, 344, 430, 476, 595, 602, 680, 731, 860, 952, 1013, 1190, 1204, 1462, 1505, 1720, 2026, 2380, 2408, 2924, 3010, 3655, 4052, 4760, 5065, 5117, 5848, 6020, 7091, 7310, 8104, 10130, 10234, 12040, 14182, 14620, 17221, 20260, 20468, 25585, 28364, 29240, 34442, 35455, 40520, 40936, 43559, 51170, 56728, 68884, 70910, 86105, 87118, 102340, 120547, 137768, 141820, 172210, 174236, 204680, 217795, 241094, 283640, 304913, 344420, 348472, 435590, 482188, 602735, 609826, 688840, 740503, 871180, 964376, 1205470, 1219652, 1481006, 1524565, 1742360, 2410940, 2439304, 2962012, 3049130, 3702515, 4821880, 5183521, 5924024, 6098260, 7405030, 10367042, 12196520, 14810060, 20734084, 25917605, 29620120, 41468168, 51835210, 103670420, 207340840]

約数ペア:

[(1, 207340840), (2, 103670420), (4, 51835210), (5, 41468168), (7, 29620120), (8, 25917605), (10, 20734084), (14, 14810060), (17, 12196520), (20, 10367042), (28, 7405030), (34, 6098260), (35, 5924024), (40, 5183521), (43, 4821880), (56, 3702515), (68, 3049130), (70, 2962012), (85, 2439304), (86, 2410940), (119, 1742360), (136, 1524565), (140, 1481006), (170, 1219652), (172, 1205470), (215, 964376), (238, 871180), (280, 740503), (301, 688840), (340, 609826), (344, 602735), (430, 482188), (476, 435590), (595, 348472), (602, 344420), (680, 304913), (731, 283640), (860, 241094), (952, 217795), (1013, 204680), (1190, 174236), (1204, 172210), (1462, 141820), (1505, 137768), (1720, 120547), (2026, 102340), (2380, 87118), (2408, 86105), (2924, 70910), (3010, 68884), (3655, 56728), (4052, 51170), (4760, 43559), (5065, 40936), (5117, 40520), (5848, 35455), (6020, 34442), (7091, 29240), (7310, 28364), (8104, 25585), (10130, 20468), (10234, 20260), (12040, 17221), (14182, 14620)]