318937610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 629406720

約数和(自身を除く): 310469110

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 173, 190, 310, 313, 346, 589, 626, 865, 1178, 1565, 1730, 2945, 3130, 3287, 5363, 5890, 5947, 6574, 9703, 10726, 11894, 16435, 19406, 26815, 29735, 32870, 48515, 53630, 54149, 59470, 97030, 101897, 108298, 184357, 203794, 270745, 368714, 509485, 541490, 921785, 1018970, 1028831, 1678619, 1843570, 2057662, 3357238, 5144155, 8393095, 10288310, 16786190, 31893761, 63787522, 159468805, 318937610]

約数ペア:

[(1, 318937610), (2, 159468805), (5, 63787522), (10, 31893761), (19, 16786190), (31, 10288310), (38, 8393095), (62, 5144155), (95, 3357238), (155, 2057662), (173, 1843570), (190, 1678619), (310, 1028831), (313, 1018970), (346, 921785), (589, 541490), (626, 509485), (865, 368714), (1178, 270745), (1565, 203794), (1730, 184357), (2945, 108298), (3130, 101897), (3287, 97030), (5363, 59470), (5890, 54149), (5947, 53630), (6574, 48515), (9703, 32870), (10726, 29735), (11894, 26815), (16435, 19406)]