128863320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56519}}^1$

素因数の和:56552

約数の個数: 64

約数和(自身を含む): 406944000

約数和(自身を除く): 278080680

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, 56519, 113038, 169557, 226076, 282595, 339114, 452152, 565190, 678228, 847785, 1073861, 1130380, 1356456, 1695570, 2147722, 2260760, 3221583, 3391140, 4295444, 5369305, 6443166, 6782280, 8590888, 10738610, 12886332, 16107915, 21477220, 25772664, 32215830, 42954440, 64431660, 128863320]

約数ペア:

[(1, 128863320), (2, 64431660), (3, 42954440), (4, 32215830), (5, 25772664), (6, 21477220), (8, 16107915), (10, 12886332), (12, 10738610), (15, 8590888), (19, 6782280), (20, 6443166), (24, 5369305), (30, 4295444), (38, 3391140), (40, 3221583), (57, 2260760), (60, 2147722), (76, 1695570), (95, 1356456), (114, 1130380), (120, 1073861), (152, 847785), (190, 678228), (228, 565190), (285, 452152), (380, 339114), (456, 282595), (570, 226076), (760, 169557), (1140, 113038), (2280, 56519)]