216698560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4007}}^1$

素因数の和:4050

約数の個数: 84

約数和(自身を含む): 558899568

約数和(自身を除く): 342201008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1352, 1690, 2080, 2704, 3380, 4007, 4160, 5408, 6760, 8014, 10816, 13520, 16028, 20035, 27040, 32056, 40070, 52091, 54080, 64112, 80140, 104182, 128224, 160280, 208364, 256448, 260455, 320560, 416728, 520910, 641120, 677183, 833456, 1041820, 1282240, 1354366, 1666912, 2083640, 2708732, 3333824, 3385915, 4167280, 5417464, 6771830, 8334560, 10834928, 13543660, 16669120, 21669856, 27087320, 43339712, 54174640, 108349280, 216698560]

約数ペア:

[(1, 216698560), (2, 108349280), (4, 54174640), (5, 43339712), (8, 27087320), (10, 21669856), (13, 16669120), (16, 13543660), (20, 10834928), (26, 8334560), (32, 6771830), (40, 5417464), (52, 4167280), (64, 3385915), (65, 3333824), (80, 2708732), (104, 2083640), (130, 1666912), (160, 1354366), (169, 1282240), (208, 1041820), (260, 833456), (320, 677183), (338, 641120), (416, 520910), (520, 416728), (676, 320560), (832, 260455), (845, 256448), (1040, 208364), (1352, 160280), (1690, 128224), (2080, 104182), (2704, 80140), (3380, 64112), (4007, 54080), (4160, 52091), (5408, 40070), (6760, 32056), (8014, 27040), (10816, 20035), (13520, 16028)]