77170720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 200854080

約数和(自身を除く): 123683360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 163, 176, 220, 269, 326, 352, 440, 538, 652, 815, 880, 1076, 1304, 1345, 1630, 1760, 1793, 2152, 2608, 2690, 2959, 3260, 3586, 4304, 5216, 5380, 5918, 6520, 7172, 8608, 8965, 10760, 11836, 13040, 14344, 14795, 17930, 21520, 23672, 26080, 28688, 29590, 35860, 43040, 43847, 47344, 57376, 59180, 71720, 87694, 94688, 118360, 143440, 175388, 219235, 236720, 286880, 350776, 438470, 473440, 482317, 701552, 876940, 964634, 1403104, 1753880, 1929268, 2411585, 3507760, 3858536, 4823170, 7015520, 7717072, 9646340, 15434144, 19292680, 38585360, 77170720]

約数ペア:

[(1, 77170720), (2, 38585360), (4, 19292680), (5, 15434144), (8, 9646340), (10, 7717072), (11, 7015520), (16, 4823170), (20, 3858536), (22, 3507760), (32, 2411585), (40, 1929268), (44, 1753880), (55, 1403104), (80, 964634), (88, 876940), (110, 701552), (160, 482317), (163, 473440), (176, 438470), (220, 350776), (269, 286880), (326, 236720), (352, 219235), (440, 175388), (538, 143440), (652, 118360), (815, 94688), (880, 87694), (1076, 71720), (1304, 59180), (1345, 57376), (1630, 47344), (1760, 43847), (1793, 43040), (2152, 35860), (2608, 29590), (2690, 28688), (2959, 26080), (3260, 23672), (3586, 21520), (4304, 17930), (5216, 14795), (5380, 14344), (5918, 13040), (6520, 11836), (7172, 10760), (8608, 8965)]