289355880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{983}}^1$

素因数の和:1231

約数の個数: 128

約数和(自身を含む): 952197120

約数和(自身を除く): 662841240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 223, 264, 330, 440, 446, 660, 669, 892, 983, 1115, 1320, 1338, 1784, 1966, 2230, 2453, 2676, 2949, 3345, 3932, 4460, 4906, 4915, 5352, 5898, 6690, 7359, 7864, 8920, 9812, 9830, 10813, 11796, 12265, 13380, 14718, 14745, 19624, 19660, 21626, 23592, 24530, 26760, 29436, 29490, 32439, 36795, 39320, 43252, 49060, 54065, 58872, 58980, 64878, 73590, 86504, 98120, 108130, 117960, 129756, 147180, 162195, 216260, 219209, 259512, 294360, 324390, 432520, 438418, 648780, 657627, 876836, 1096045, 1297560, 1315254, 1753672, 2192090, 2411299, 2630508, 3288135, 4384180, 4822598, 5261016, 6576270, 7233897, 8768360, 9645196, 12056495, 13152540, 14467794, 19290392, 24112990, 26305080, 28935588, 36169485, 48225980, 57871176, 72338970, 96451960, 144677940, 289355880]

約数ペア:

[(1, 289355880), (2, 144677940), (3, 96451960), (4, 72338970), (5, 57871176), (6, 48225980), (8, 36169485), (10, 28935588), (11, 26305080), (12, 24112990), (15, 19290392), (20, 14467794), (22, 13152540), (24, 12056495), (30, 9645196), (33, 8768360), (40, 7233897), (44, 6576270), (55, 5261016), (60, 4822598), (66, 4384180), (88, 3288135), (110, 2630508), (120, 2411299), (132, 2192090), (165, 1753672), (220, 1315254), (223, 1297560), (264, 1096045), (330, 876836), (440, 657627), (446, 648780), (660, 438418), (669, 432520), (892, 324390), (983, 294360), (1115, 259512), (1320, 219209), (1338, 216260), (1784, 162195), (1966, 147180), (2230, 129756), (2453, 117960), (2676, 108130), (2949, 98120), (3345, 86504), (3932, 73590), (4460, 64878), (4906, 58980), (4915, 58872), (5352, 54065), (5898, 49060), (6690, 43252), (7359, 39320), (7864, 36795), (8920, 32439), (9812, 29490), (9830, 29436), (10813, 26760), (11796, 24530), (12265, 23592), (13380, 21626), (14718, 19660), (14745, 19624)]