288759940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:626

約数の個数: 108

約数和(自身を含む): 738726156

約数和(自身を除く): 449966216

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 529, 557, 644, 805, 980, 1058, 1114, 1127, 1610, 2116, 2228, 2254, 2645, 2785, 3220, 3703, 3899, 4508, 5290, 5570, 5635, 7406, 7798, 10580, 11140, 11270, 12811, 14812, 15596, 18515, 19495, 22540, 25622, 25921, 27293, 37030, 38990, 51244, 51842, 54586, 64055, 74060, 77980, 89677, 103684, 109172, 128110, 129605, 136465, 179354, 256220, 259210, 272930, 294653, 358708, 448385, 518420, 545860, 589306, 627739, 896770, 1178612, 1255478, 1473265, 1793540, 2062571, 2510956, 2946530, 3138695, 4125142, 5893060, 6277390, 8250284, 10312855, 12554780, 14437997, 20625710, 28875994, 41251420, 57751988, 72189985, 144379970, 288759940]

約数ペア:

[(1, 288759940), (2, 144379970), (4, 72189985), (5, 57751988), (7, 41251420), (10, 28875994), (14, 20625710), (20, 14437997), (23, 12554780), (28, 10312855), (35, 8250284), (46, 6277390), (49, 5893060), (70, 4125142), (92, 3138695), (98, 2946530), (115, 2510956), (140, 2062571), (161, 1793540), (196, 1473265), (230, 1255478), (245, 1178612), (322, 896770), (460, 627739), (490, 589306), (529, 545860), (557, 518420), (644, 448385), (805, 358708), (980, 294653), (1058, 272930), (1114, 259210), (1127, 256220), (1610, 179354), (2116, 136465), (2228, 129605), (2254, 128110), (2645, 109172), (2785, 103684), (3220, 89677), (3703, 77980), (3899, 74060), (4508, 64055), (5290, 54586), (5570, 51842), (5635, 51244), (7406, 38990), (7798, 37030), (10580, 27293), (11140, 25921), (11270, 25622), (12811, 22540), (14812, 19495), (15596, 18515)]