206303140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 478679040

約数和(自身を除く): 272375900

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 83, 95, 124, 155, 166, 190, 211, 310, 332, 380, 415, 422, 589, 620, 830, 844, 1055, 1178, 1577, 1660, 2110, 2356, 2573, 2945, 3154, 4009, 4220, 5146, 5890, 6308, 6541, 7885, 8018, 10292, 11780, 12865, 13082, 15770, 16036, 17513, 20045, 25730, 26164, 31540, 32705, 35026, 40090, 48887, 51460, 65410, 70052, 80180, 87565, 97774, 124279, 130820, 175130, 195548, 244435, 248558, 332747, 350260, 488870, 497116, 542903, 621395, 665494, 977740, 1085806, 1242790, 1330988, 1663735, 2171612, 2485580, 2714515, 3327470, 5429030, 6654940, 10315157, 10858060, 20630314, 41260628, 51575785, 103151570, 206303140]

約数ペア:

[(1, 206303140), (2, 103151570), (4, 51575785), (5, 41260628), (10, 20630314), (19, 10858060), (20, 10315157), (31, 6654940), (38, 5429030), (62, 3327470), (76, 2714515), (83, 2485580), (95, 2171612), (124, 1663735), (155, 1330988), (166, 1242790), (190, 1085806), (211, 977740), (310, 665494), (332, 621395), (380, 542903), (415, 497116), (422, 488870), (589, 350260), (620, 332747), (830, 248558), (844, 244435), (1055, 195548), (1178, 175130), (1577, 130820), (1660, 124279), (2110, 97774), (2356, 87565), (2573, 80180), (2945, 70052), (3154, 65410), (4009, 51460), (4220, 48887), (5146, 40090), (5890, 35026), (6308, 32705), (6541, 31540), (7885, 26164), (8018, 25730), (10292, 20045), (11780, 17513), (12865, 16036), (13082, 15770)]