866385540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{57991}}^1$

素因数の和:58089

約数の個数: 72

約数和(自身を含む): 2659745088

約数和(自身を除く): 1793359548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 14940, 57991, 115982, 173973, 231964, 289955, 347946, 521919, 579910, 695892, 869865, 1043838, 1159820, 1739730, 2087676, 2609595, 3479460, 4813253, 5219190, 9626506, 10438380, 14439759, 19253012, 24066265, 28879518, 43319277, 48132530, 57759036, 72198795, 86638554, 96265060, 144397590, 173277108, 216596385, 288795180, 433192770, 866385540]

約数ペア:

[(1, 866385540), (2, 433192770), (3, 288795180), (4, 216596385), (5, 173277108), (6, 144397590), (9, 96265060), (10, 86638554), (12, 72198795), (15, 57759036), (18, 48132530), (20, 43319277), (30, 28879518), (36, 24066265), (45, 19253012), (60, 14439759), (83, 10438380), (90, 9626506), (166, 5219190), (180, 4813253), (249, 3479460), (332, 2609595), (415, 2087676), (498, 1739730), (747, 1159820), (830, 1043838), (996, 869865), (1245, 695892), (1494, 579910), (1660, 521919), (2490, 347946), (2988, 289955), (3735, 231964), (4980, 173973), (7470, 115982), (14940, 57991)]