290200960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:544

約数の個数: 128

約数和(自身を含む): 799223040

約数和(自身を除く): 509022080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 211, 224, 280, 307, 320, 422, 448, 560, 614, 640, 844, 896, 1055, 1120, 1228, 1477, 1535, 1688, 2110, 2149, 2240, 2456, 2954, 3070, 3376, 4220, 4298, 4480, 4912, 5908, 6140, 6752, 7385, 8440, 8596, 9824, 10745, 11816, 12280, 13504, 14770, 16880, 17192, 19648, 21490, 23632, 24560, 27008, 29540, 33760, 34384, 39296, 42980, 47264, 49120, 59080, 64777, 67520, 68768, 85960, 94528, 98240, 118160, 129554, 135040, 137536, 171920, 189056, 196480, 236320, 259108, 275072, 323885, 343840, 453439, 472640, 518216, 647770, 687680, 906878, 945280, 1036432, 1295540, 1375360, 1813756, 2072864, 2267195, 2591080, 3627512, 4145728, 4534390, 5182160, 7255024, 8291456, 9068780, 10364320, 14510048, 18137560, 20728640, 29020096, 36275120, 41457280, 58040192, 72550240, 145100480, 290200960]

約数ペア:

[(1, 290200960), (2, 145100480), (4, 72550240), (5, 58040192), (7, 41457280), (8, 36275120), (10, 29020096), (14, 20728640), (16, 18137560), (20, 14510048), (28, 10364320), (32, 9068780), (35, 8291456), (40, 7255024), (56, 5182160), (64, 4534390), (70, 4145728), (80, 3627512), (112, 2591080), (128, 2267195), (140, 2072864), (160, 1813756), (211, 1375360), (224, 1295540), (280, 1036432), (307, 945280), (320, 906878), (422, 687680), (448, 647770), (560, 518216), (614, 472640), (640, 453439), (844, 343840), (896, 323885), (1055, 275072), (1120, 259108), (1228, 236320), (1477, 196480), (1535, 189056), (1688, 171920), (2110, 137536), (2149, 135040), (2240, 129554), (2456, 118160), (2954, 98240), (3070, 94528), (3376, 85960), (4220, 68768), (4298, 67520), (4480, 64777), (4912, 59080), (5908, 49120), (6140, 47264), (6752, 42980), (7385, 39296), (8440, 34384), (8596, 33760), (9824, 29540), (10745, 27008), (11816, 24560), (12280, 23632), (13504, 21490), (14770, 19648), (16880, 17192)]