180542460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61409}}^1$

素因数の和:61435

約数の個数: 72

約数和(自身を含む): 588062160

約数和(自身を除く): 407519700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 61409, 122818, 184227, 245636, 307045, 368454, 429863, 614090, 736908, 859726, 921135, 1228180, 1289589, 1719452, 1842270, 2149315, 2579178, 3009041, 3684540, 4298630, 5158356, 6018082, 6447945, 8597260, 9027123, 12036164, 12895890, 15045205, 18054246, 25791780, 30090410, 36108492, 45135615, 60180820, 90271230, 180542460]

約数ペア:

[(1, 180542460), (2, 90271230), (3, 60180820), (4, 45135615), (5, 36108492), (6, 30090410), (7, 25791780), (10, 18054246), (12, 15045205), (14, 12895890), (15, 12036164), (20, 9027123), (21, 8597260), (28, 6447945), (30, 6018082), (35, 5158356), (42, 4298630), (49, 3684540), (60, 3009041), (70, 2579178), (84, 2149315), (98, 1842270), (105, 1719452), (140, 1289589), (147, 1228180), (196, 921135), (210, 859726), (245, 736908), (294, 614090), (420, 429863), (490, 368454), (588, 307045), (735, 245636), (980, 184227), (1470, 122818), (2940, 61409)]