18698071560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{46471}}^1$

素因数の和:46971

約数の個数: 128

約数和(自身を含む): 64242892800

約数和(自身を除く): 45544821240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 479, 840, 958, 1437, 1916, 2395, 2874, 3353, 3832, 4790, 5748, 6706, 7185, 9580, 10059, 11496, 13412, 14370, 16765, 19160, 20118, 26824, 28740, 33530, 40236, 46471, 50295, 57480, 67060, 80472, 92942, 100590, 134120, 139413, 185884, 201180, 232355, 278826, 325297, 371768, 402360, 464710, 557652, 650594, 697065, 929420, 975891, 1115304, 1301188, 1394130, 1626485, 1858840, 1951782, 2602376, 2788260, 3252970, 3903564, 4879455, 5576520, 6505940, 7807128, 9758910, 13011880, 19517820, 22259609, 39035640, 44519218, 66778827, 89038436, 111298045, 133557654, 155817263, 178076872, 222596090, 267115308, 311634526, 333894135, 445192180, 467451789, 534230616, 623269052, 667788270, 779086315, 890384360, 934903578, 1246538104, 1335576540, 1558172630, 1869807156, 2337258945, 2671153080, 3116345260, 3739614312, 4674517890, 6232690520, 9349035780, 18698071560]

約数ペア:

[(1, 18698071560), (2, 9349035780), (3, 6232690520), (4, 4674517890), (5, 3739614312), (6, 3116345260), (7, 2671153080), (8, 2337258945), (10, 1869807156), (12, 1558172630), (14, 1335576540), (15, 1246538104), (20, 934903578), (21, 890384360), (24, 779086315), (28, 667788270), (30, 623269052), (35, 534230616), (40, 467451789), (42, 445192180), (56, 333894135), (60, 311634526), (70, 267115308), (84, 222596090), (105, 178076872), (120, 155817263), (140, 133557654), (168, 111298045), (210, 89038436), (280, 66778827), (420, 44519218), (479, 39035640), (840, 22259609), (958, 19517820), (1437, 13011880), (1916, 9758910), (2395, 7807128), (2874, 6505940), (3353, 5576520), (3832, 4879455), (4790, 3903564), (5748, 3252970), (6706, 2788260), (7185, 2602376), (9580, 1951782), (10059, 1858840), (11496, 1626485), (13412, 1394130), (14370, 1301188), (16765, 1115304), (19160, 975891), (20118, 929420), (26824, 697065), (28740, 650594), (33530, 557652), (40236, 464710), (46471, 402360), (50295, 371768), (57480, 325297), (67060, 278826), (80472, 232355), (92942, 201180), (100590, 185884), (134120, 139413)]