1490768880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{326923}}^1$

素因数の和:326958

約数の個数: 80

約数和(自身を含む): 4864629120

約数和(自身を除く): 3373860240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 326923, 653846, 980769, 1307692, 1634615, 1961538, 2615384, 3269230, 3923076, 4903845, 5230768, 6211537, 6538460, 7846152, 9807690, 12423074, 13076920, 15692304, 18634611, 19615380, 24846148, 26153840, 31057685, 37269222, 39230760, 49692296, 62115370, 74538444, 78461520, 93173055, 99384592, 124230740, 149076888, 186346110, 248461480, 298153776, 372692220, 496922960, 745384440, 1490768880]

約数ペア:

[(1, 1490768880), (2, 745384440), (3, 496922960), (4, 372692220), (5, 298153776), (6, 248461480), (8, 186346110), (10, 149076888), (12, 124230740), (15, 99384592), (16, 93173055), (19, 78461520), (20, 74538444), (24, 62115370), (30, 49692296), (38, 39230760), (40, 37269222), (48, 31057685), (57, 26153840), (60, 24846148), (76, 19615380), (80, 18634611), (95, 15692304), (114, 13076920), (120, 12423074), (152, 9807690), (190, 7846152), (228, 6538460), (240, 6211537), (285, 5230768), (304, 4903845), (380, 3923076), (456, 3269230), (570, 2615384), (760, 1961538), (912, 1634615), (1140, 1307692), (1520, 980769), (2280, 653846), (4560, 326923)]