17979720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 128

約数和(自身を含む): 60186240

約数和(自身を除く): 42206520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 53, 55, 60, 66, 88, 106, 110, 120, 132, 159, 165, 212, 220, 257, 264, 265, 318, 330, 424, 440, 514, 530, 583, 636, 660, 771, 795, 1028, 1060, 1166, 1272, 1285, 1320, 1542, 1590, 1749, 2056, 2120, 2332, 2570, 2827, 2915, 3084, 3180, 3498, 3855, 4664, 5140, 5654, 5830, 6168, 6360, 6996, 7710, 8481, 8745, 10280, 11308, 11660, 13621, 13992, 14135, 15420, 16962, 17490, 22616, 23320, 27242, 28270, 30840, 33924, 34980, 40863, 42405, 54484, 56540, 67848, 68105, 69960, 81726, 84810, 108968, 113080, 136210, 149831, 163452, 169620, 204315, 272420, 299662, 326904, 339240, 408630, 449493, 544840, 599324, 749155, 817260, 898986, 1198648, 1498310, 1634520, 1797972, 2247465, 2996620, 3595944, 4494930, 5993240, 8989860, 17979720]

約数ペア:

[(1, 17979720), (2, 8989860), (3, 5993240), (4, 4494930), (5, 3595944), (6, 2996620), (8, 2247465), (10, 1797972), (11, 1634520), (12, 1498310), (15, 1198648), (20, 898986), (22, 817260), (24, 749155), (30, 599324), (33, 544840), (40, 449493), (44, 408630), (53, 339240), (55, 326904), (60, 299662), (66, 272420), (88, 204315), (106, 169620), (110, 163452), (120, 149831), (132, 136210), (159, 113080), (165, 108968), (212, 84810), (220, 81726), (257, 69960), (264, 68105), (265, 67848), (318, 56540), (330, 54484), (424, 42405), (440, 40863), (514, 34980), (530, 33924), (583, 30840), (636, 28270), (660, 27242), (771, 23320), (795, 22616), (1028, 17490), (1060, 16962), (1166, 15420), (1272, 14135), (1285, 13992), (1320, 13621), (1542, 11660), (1590, 11308), (1749, 10280), (2056, 8745), (2120, 8481), (2332, 7710), (2570, 6996), (2827, 6360), (2915, 6168), (3084, 5830), (3180, 5654), (3498, 5140), (3855, 4664)]