78071280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{46471}}^1$

素因数の和:46494

約数の個数: 80

約数和(自身を含む): 276601344

約数和(自身を除く): 198530064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 46471, 92942, 139413, 185884, 232355, 278826, 325297, 371768, 464710, 557652, 650594, 697065, 743536, 929420, 975891, 1115304, 1301188, 1394130, 1626485, 1858840, 1951782, 2230608, 2602376, 2788260, 3252970, 3717680, 3903564, 4879455, 5204752, 5576520, 6505940, 7807128, 9758910, 11153040, 13011880, 15614256, 19517820, 26023760, 39035640, 78071280]

約数ペア:

[(1, 78071280), (2, 39035640), (3, 26023760), (4, 19517820), (5, 15614256), (6, 13011880), (7, 11153040), (8, 9758910), (10, 7807128), (12, 6505940), (14, 5576520), (15, 5204752), (16, 4879455), (20, 3903564), (21, 3717680), (24, 3252970), (28, 2788260), (30, 2602376), (35, 2230608), (40, 1951782), (42, 1858840), (48, 1626485), (56, 1394130), (60, 1301188), (70, 1115304), (80, 975891), (84, 929420), (105, 743536), (112, 697065), (120, 650594), (140, 557652), (168, 464710), (210, 371768), (240, 325297), (280, 278826), (336, 232355), (420, 185884), (560, 139413), (840, 92942), (1680, 46471)]