78479880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34421}}^1$

素因数の和:34454

約数の個数: 64

約数和(自身を含む): 247838400

約数和(自身を除く): 169358520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 34421, 68842, 103263, 137684, 172105, 206526, 275368, 344210, 413052, 516315, 653999, 688420, 826104, 1032630, 1307998, 1376840, 1961997, 2065260, 2615996, 3269995, 3923994, 4130520, 5231992, 6539990, 7847988, 9809985, 13079980, 15695976, 19619970, 26159960, 39239940, 78479880]

約数ペア:

[(1, 78479880), (2, 39239940), (3, 26159960), (4, 19619970), (5, 15695976), (6, 13079980), (8, 9809985), (10, 7847988), (12, 6539990), (15, 5231992), (19, 4130520), (20, 3923994), (24, 3269995), (30, 2615996), (38, 2065260), (40, 1961997), (57, 1376840), (60, 1307998), (76, 1032630), (95, 826104), (114, 688420), (120, 653999), (152, 516315), (190, 413052), (228, 344210), (285, 275368), (380, 206526), (456, 172105), (570, 137684), (760, 103263), (1140, 68842), (2280, 34421)]