128500008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3461}}^1$

素因数の和:3507

約数の個数: 128

約数和(自身を含む): 418763520

約数和(自身を除く): 290263512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 51, 52, 56, 68, 78, 84, 91, 102, 104, 119, 136, 156, 168, 182, 204, 221, 238, 273, 312, 357, 364, 408, 442, 476, 546, 663, 714, 728, 884, 952, 1092, 1326, 1428, 1547, 1768, 2184, 2652, 2856, 3094, 3461, 4641, 5304, 6188, 6922, 9282, 10383, 12376, 13844, 18564, 20766, 24227, 27688, 37128, 41532, 44993, 48454, 58837, 72681, 83064, 89986, 96908, 117674, 134979, 145362, 176511, 179972, 193816, 235348, 269958, 290724, 314951, 353022, 359944, 411859, 470696, 539916, 581448, 629902, 706044, 764881, 823718, 944853, 1079832, 1235577, 1259804, 1412088, 1529762, 1647436, 1889706, 2294643, 2471154, 2519608, 3059524, 3294872, 3779412, 4589286, 4942308, 5354167, 6119048, 7558824, 9178572, 9884616, 10708334, 16062501, 18357144, 21416668, 32125002, 42833336, 64250004, 128500008]

約数ペア:

[(1, 128500008), (2, 64250004), (3, 42833336), (4, 32125002), (6, 21416668), (7, 18357144), (8, 16062501), (12, 10708334), (13, 9884616), (14, 9178572), (17, 7558824), (21, 6119048), (24, 5354167), (26, 4942308), (28, 4589286), (34, 3779412), (39, 3294872), (42, 3059524), (51, 2519608), (52, 2471154), (56, 2294643), (68, 1889706), (78, 1647436), (84, 1529762), (91, 1412088), (102, 1259804), (104, 1235577), (119, 1079832), (136, 944853), (156, 823718), (168, 764881), (182, 706044), (204, 629902), (221, 581448), (238, 539916), (273, 470696), (312, 411859), (357, 359944), (364, 353022), (408, 314951), (442, 290724), (476, 269958), (546, 235348), (663, 193816), (714, 179972), (728, 176511), (884, 145362), (952, 134979), (1092, 117674), (1326, 96908), (1428, 89986), (1547, 83064), (1768, 72681), (2184, 58837), (2652, 48454), (2856, 44993), (3094, 41532), (3461, 37128), (4641, 27688), (5304, 24227), (6188, 20766), (6922, 18564), (9282, 13844), (10383, 12376)]