222777470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:513

約数の個数: 64

約数和(自身を含む): 440985600

約数和(自身を除く): 218208130

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 109, 155, 190, 218, 310, 347, 545, 589, 694, 1090, 1178, 1735, 2071, 2945, 3379, 3470, 4142, 5890, 6593, 6758, 10355, 10757, 13186, 16895, 20710, 21514, 32965, 33790, 37823, 53785, 64201, 65930, 75646, 107570, 128402, 189115, 204383, 321005, 378230, 408766, 642010, 718637, 1021915, 1172513, 1437274, 2043830, 2345026, 3593185, 5862565, 7186370, 11725130, 22277747, 44555494, 111388735, 222777470]

約数ペア:

[(1, 222777470), (2, 111388735), (5, 44555494), (10, 22277747), (19, 11725130), (31, 7186370), (38, 5862565), (62, 3593185), (95, 2345026), (109, 2043830), (155, 1437274), (190, 1172513), (218, 1021915), (310, 718637), (347, 642010), (545, 408766), (589, 378230), (694, 321005), (1090, 204383), (1178, 189115), (1735, 128402), (2071, 107570), (2945, 75646), (3379, 65930), (3470, 64201), (4142, 53785), (5890, 37823), (6593, 33790), (6758, 32965), (10355, 21514), (10757, 20710), (13186, 16895)]