127616008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 299376000

約数和(自身を除く): 171759992

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 29, 34, 38, 52, 58, 68, 76, 104, 116, 131, 136, 152, 221, 232, 247, 262, 323, 377, 442, 493, 494, 524, 551, 646, 754, 884, 986, 988, 1048, 1102, 1292, 1508, 1703, 1768, 1972, 1976, 2204, 2227, 2489, 2584, 3016, 3406, 3799, 3944, 4199, 4408, 4454, 4978, 6409, 6812, 7163, 7598, 8398, 8908, 9367, 9956, 12818, 13624, 14326, 15196, 16796, 17816, 18734, 19912, 25636, 28652, 28951, 30392, 32357, 33592, 37468, 42313, 49387, 51272, 57304, 57902, 64583, 64714, 72181, 74936, 84626, 98774, 115804, 121771, 129166, 129428, 144362, 169252, 197548, 231608, 243542, 258332, 258856, 288724, 338504, 395096, 487084, 516664, 550069, 577448, 839579, 938353, 974168, 1100138, 1227077, 1679158, 1876706, 2200276, 2454154, 3358316, 3753412, 4400552, 4908308, 6716632, 7506824, 9816616, 15952001, 31904002, 63808004, 127616008]

約数ペア:

[(1, 127616008), (2, 63808004), (4, 31904002), (8, 15952001), (13, 9816616), (17, 7506824), (19, 6716632), (26, 4908308), (29, 4400552), (34, 3753412), (38, 3358316), (52, 2454154), (58, 2200276), (68, 1876706), (76, 1679158), (104, 1227077), (116, 1100138), (131, 974168), (136, 938353), (152, 839579), (221, 577448), (232, 550069), (247, 516664), (262, 487084), (323, 395096), (377, 338504), (442, 288724), (493, 258856), (494, 258332), (524, 243542), (551, 231608), (646, 197548), (754, 169252), (884, 144362), (986, 129428), (988, 129166), (1048, 121771), (1102, 115804), (1292, 98774), (1508, 84626), (1703, 74936), (1768, 72181), (1972, 64714), (1976, 64583), (2204, 57902), (2227, 57304), (2489, 51272), (2584, 49387), (3016, 42313), (3406, 37468), (3799, 33592), (3944, 32357), (4199, 30392), (4408, 28951), (4454, 28652), (4978, 25636), (6409, 19912), (6812, 18734), (7163, 17816), (7598, 16796), (8398, 15196), (8908, 14326), (9367, 13624), (9956, 12818)]