842061780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{668303}}^1$

素因数の和:668325

約数の個数: 72

約数和(自身を含む): 2919151872

約数和(自身を除く): 2077090092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 668303, 1336606, 2004909, 2673212, 3341515, 4009818, 4678121, 6014727, 6683030, 8019636, 9356242, 10024545, 12029454, 13366060, 14034363, 18712484, 20049090, 23390605, 24058908, 28068726, 30073635, 40098180, 42103089, 46781210, 56137452, 60147270, 70171815, 84206178, 93562420, 120294540, 140343630, 168412356, 210515445, 280687260, 421030890, 842061780]

約数ペア:

[(1, 842061780), (2, 421030890), (3, 280687260), (4, 210515445), (5, 168412356), (6, 140343630), (7, 120294540), (9, 93562420), (10, 84206178), (12, 70171815), (14, 60147270), (15, 56137452), (18, 46781210), (20, 42103089), (21, 40098180), (28, 30073635), (30, 28068726), (35, 24058908), (36, 23390605), (42, 20049090), (45, 18712484), (60, 14034363), (63, 13366060), (70, 12029454), (84, 10024545), (90, 9356242), (105, 8019636), (126, 6683030), (140, 6014727), (180, 4678121), (210, 4009818), (252, 3341515), (315, 2673212), (420, 2004909), (630, 1336606), (1260, 668303)]