72403560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{201121}}^1$

素因数の和:201138

約数の個数: 48

約数和(自身を含む): 235312740

約数和(自身を除く): 162909180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 201121, 402242, 603363, 804484, 1005605, 1206726, 1608968, 1810089, 2011210, 2413452, 3016815, 3620178, 4022420, 4826904, 6033630, 7240356, 8044840, 9050445, 12067260, 14480712, 18100890, 24134520, 36201780, 72403560]

約数ペア:

[(1, 72403560), (2, 36201780), (3, 24134520), (4, 18100890), (5, 14480712), (6, 12067260), (8, 9050445), (9, 8044840), (10, 7240356), (12, 6033630), (15, 4826904), (18, 4022420), (20, 3620178), (24, 3016815), (30, 2413452), (36, 2011210), (40, 1810089), (45, 1608968), (60, 1206726), (72, 1005605), (90, 804484), (120, 603363), (180, 402242), (360, 201121)]