205998480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1283}}^1$

素因数の和:1525

約数の個数: 120

約数和(自身を含む): 695455488

約数和(自身を除く): 489457008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 223, 240, 360, 446, 669, 720, 892, 1115, 1283, 1338, 1784, 2007, 2230, 2566, 2676, 3345, 3568, 3849, 4014, 4460, 5132, 5352, 6415, 6690, 7698, 8028, 8920, 10035, 10264, 10704, 11547, 12830, 13380, 15396, 16056, 17840, 19245, 20070, 20528, 23094, 25660, 26760, 30792, 32112, 38490, 40140, 46188, 51320, 53520, 57735, 61584, 76980, 80280, 92376, 102640, 115470, 153960, 160560, 184752, 230940, 286109, 307920, 461880, 572218, 858327, 923760, 1144436, 1430545, 1716654, 2288872, 2574981, 2861090, 3433308, 4291635, 4577744, 5149962, 5722180, 6866616, 8583270, 10299924, 11444360, 12874905, 13733232, 17166540, 20599848, 22888720, 25749810, 34333080, 41199696, 51499620, 68666160, 102999240, 205998480]

約数ペア:

[(1, 205998480), (2, 102999240), (3, 68666160), (4, 51499620), (5, 41199696), (6, 34333080), (8, 25749810), (9, 22888720), (10, 20599848), (12, 17166540), (15, 13733232), (16, 12874905), (18, 11444360), (20, 10299924), (24, 8583270), (30, 6866616), (36, 5722180), (40, 5149962), (45, 4577744), (48, 4291635), (60, 3433308), (72, 2861090), (80, 2574981), (90, 2288872), (120, 1716654), (144, 1430545), (180, 1144436), (223, 923760), (240, 858327), (360, 572218), (446, 461880), (669, 307920), (720, 286109), (892, 230940), (1115, 184752), (1283, 160560), (1338, 153960), (1784, 115470), (2007, 102640), (2230, 92376), (2566, 80280), (2676, 76980), (3345, 61584), (3568, 57735), (3849, 53520), (4014, 51320), (4460, 46188), (5132, 40140), (5352, 38490), (6415, 32112), (6690, 30792), (7698, 26760), (8028, 25660), (8920, 23094), (10035, 20528), (10264, 20070), (10704, 19245), (11547, 17840), (12830, 16056), (13380, 15396)]