155557560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68227}}^1$

素因数の和:68260

約数の個数: 64

約数和(自身を含む): 491241600

約数和(自身を除く): 335684040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 68227, 136454, 204681, 272908, 341135, 409362, 545816, 682270, 818724, 1023405, 1296313, 1364540, 1637448, 2046810, 2592626, 2729080, 3888939, 4093620, 5185252, 6481565, 7777878, 8187240, 10370504, 12963130, 15555756, 19444695, 25926260, 31111512, 38889390, 51852520, 77778780, 155557560]

約数ペア:

[(1, 155557560), (2, 77778780), (3, 51852520), (4, 38889390), (5, 31111512), (6, 25926260), (8, 19444695), (10, 15555756), (12, 12963130), (15, 10370504), (19, 8187240), (20, 7777878), (24, 6481565), (30, 5185252), (38, 4093620), (40, 3888939), (57, 2729080), (60, 2592626), (76, 2046810), (95, 1637448), (114, 1364540), (120, 1296313), (152, 1023405), (190, 818724), (228, 682270), (285, 545816), (380, 409362), (456, 341135), (570, 272908), (760, 204681), (1140, 136454), (2280, 68227)]