76821420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 233553600

約数和(自身を除く): 156732180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 149, 156, 195, 260, 298, 390, 447, 596, 661, 745, 780, 894, 1322, 1490, 1788, 1937, 1983, 2235, 2644, 2980, 3305, 3874, 3966, 4470, 5811, 6610, 7748, 7932, 8593, 8940, 9685, 9915, 11622, 13220, 17186, 19370, 19830, 23244, 25779, 29055, 34372, 38740, 39660, 42965, 51558, 58110, 85930, 98489, 103116, 116220, 128895, 171860, 196978, 257790, 295467, 393956, 492445, 515580, 590934, 984890, 1181868, 1280357, 1477335, 1969780, 2560714, 2954670, 3841071, 5121428, 5909340, 6401785, 7682142, 12803570, 15364284, 19205355, 25607140, 38410710, 76821420]

約数ペア:

[(1, 76821420), (2, 38410710), (3, 25607140), (4, 19205355), (5, 15364284), (6, 12803570), (10, 7682142), (12, 6401785), (13, 5909340), (15, 5121428), (20, 3841071), (26, 2954670), (30, 2560714), (39, 1969780), (52, 1477335), (60, 1280357), (65, 1181868), (78, 984890), (130, 590934), (149, 515580), (156, 492445), (195, 393956), (260, 295467), (298, 257790), (390, 196978), (447, 171860), (596, 128895), (661, 116220), (745, 103116), (780, 98489), (894, 85930), (1322, 58110), (1490, 51558), (1788, 42965), (1937, 39660), (1983, 38740), (2235, 34372), (2644, 29055), (2980, 25779), (3305, 23244), (3874, 19830), (3966, 19370), (4470, 17186), (5811, 13220), (6610, 11622), (7748, 9915), (7932, 9685), (8593, 8940)]