289379970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26573}}^1$

素因数の和:26608

約数の個数: 72

約数和(自身を含む): 827036028

約数和(自身を除く): 537656058

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 26573, 53146, 79719, 132865, 159438, 239157, 265730, 292303, 398595, 478314, 584606, 797190, 876909, 1195785, 1461515, 1753818, 2391570, 2630727, 2923030, 3215333, 4384545, 5261454, 6430666, 8769090, 9645999, 13153635, 16076665, 19291998, 26307270, 28937997, 32153330, 48229995, 57875994, 96459990, 144689985, 289379970]

約数ペア:

[(1, 289379970), (2, 144689985), (3, 96459990), (5, 57875994), (6, 48229995), (9, 32153330), (10, 28937997), (11, 26307270), (15, 19291998), (18, 16076665), (22, 13153635), (30, 9645999), (33, 8769090), (45, 6430666), (55, 5261454), (66, 4384545), (90, 3215333), (99, 2923030), (110, 2630727), (121, 2391570), (165, 1753818), (198, 1461515), (242, 1195785), (330, 876909), (363, 797190), (495, 584606), (605, 478314), (726, 398595), (990, 292303), (1089, 265730), (1210, 239157), (1815, 159438), (2178, 132865), (3630, 79719), (5445, 53146), (10890, 26573)]