214472960

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12889}}^1$

素因数の和:12923

約数の個数: 72

約数和(自身を含む): 553290360

約数和(自身を除く): 338817400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 8320, 12889, 16640, 25778, 51556, 64445, 103112, 128890, 167557, 206224, 257780, 335114, 412448, 515560, 670228, 824896, 837785, 1031120, 1340456, 1649792, 1675570, 2062240, 2680912, 3299584, 3351140, 4124480, 5361824, 6702280, 8248960, 10723648, 13404560, 16497920, 21447296, 26809120, 42894592, 53618240, 107236480, 214472960]

約数ペア:

[(1, 214472960), (2, 107236480), (4, 53618240), (5, 42894592), (8, 26809120), (10, 21447296), (13, 16497920), (16, 13404560), (20, 10723648), (26, 8248960), (32, 6702280), (40, 5361824), (52, 4124480), (64, 3351140), (65, 3299584), (80, 2680912), (104, 2062240), (128, 1675570), (130, 1649792), (160, 1340456), (208, 1031120), (256, 837785), (260, 824896), (320, 670228), (416, 515560), (520, 412448), (640, 335114), (832, 257780), (1040, 206224), (1280, 167557), (1664, 128890), (2080, 103112), (3328, 64445), (4160, 51556), (8320, 25778), (12889, 16640)]