78027012

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 144

約数和(自身を含む): 235872000

約数和(自身を除く): 157844988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 71, 84, 89, 98, 126, 142, 147, 178, 196, 213, 252, 267, 284, 294, 343, 356, 426, 441, 497, 534, 588, 623, 639, 686, 801, 852, 882, 994, 1029, 1068, 1246, 1278, 1372, 1491, 1602, 1764, 1869, 1988, 2058, 2492, 2556, 2982, 3087, 3204, 3479, 3738, 4116, 4361, 4473, 5607, 5964, 6174, 6319, 6958, 7476, 8722, 8946, 10437, 11214, 12348, 12638, 13083, 13916, 17444, 17892, 18957, 20874, 22428, 24353, 25276, 26166, 30527, 31311, 37914, 39249, 41748, 44233, 48706, 52332, 56871, 61054, 62622, 73059, 75828, 78498, 88466, 91581, 97412, 113742, 122108, 125244, 132699, 146118, 156996, 176932, 183162, 219177, 227484, 265398, 274743, 292236, 309631, 366324, 398097, 438354, 530796, 549486, 619262, 796194, 876708, 928893, 1098972, 1238524, 1592388, 1857786, 2167417, 2786679, 3715572, 4334834, 5573358, 6502251, 8669668, 11146716, 13004502, 19506753, 26009004, 39013506, 78027012]

約数ペア:

[(1, 78027012), (2, 39013506), (3, 26009004), (4, 19506753), (6, 13004502), (7, 11146716), (9, 8669668), (12, 6502251), (14, 5573358), (18, 4334834), (21, 3715572), (28, 2786679), (36, 2167417), (42, 1857786), (49, 1592388), (63, 1238524), (71, 1098972), (84, 928893), (89, 876708), (98, 796194), (126, 619262), (142, 549486), (147, 530796), (178, 438354), (196, 398097), (213, 366324), (252, 309631), (267, 292236), (284, 274743), (294, 265398), (343, 227484), (356, 219177), (426, 183162), (441, 176932), (497, 156996), (534, 146118), (588, 132699), (623, 125244), (639, 122108), (686, 113742), (801, 97412), (852, 91581), (882, 88466), (994, 78498), (1029, 75828), (1068, 73059), (1246, 62622), (1278, 61054), (1372, 56871), (1491, 52332), (1602, 48706), (1764, 44233), (1869, 41748), (1988, 39249), (2058, 37914), (2492, 31311), (2556, 30527), (2982, 26166), (3087, 25276), (3204, 24353), (3479, 22428), (3738, 20874), (4116, 18957), (4361, 17892), (4473, 17444), (5607, 13916), (5964, 13083), (6174, 12638), (6319, 12348), (6958, 11214), (7476, 10437), (8722, 8946)]