2021889720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{773}}^1$

素因数の和:1165

約数の個数: 128

約数和(自身を含む): 6179120640

約数和(自身を除く): 4157230920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 307, 355, 426, 568, 614, 710, 773, 852, 921, 1065, 1228, 1420, 1535, 1546, 1704, 1842, 2130, 2319, 2456, 2840, 3070, 3092, 3684, 3865, 4260, 4605, 4638, 6140, 6184, 7368, 7730, 8520, 9210, 9276, 11595, 12280, 15460, 18420, 18552, 21797, 23190, 30920, 36840, 43594, 46380, 54883, 65391, 87188, 92760, 108985, 109766, 130782, 164649, 174376, 217970, 219532, 237311, 261564, 274415, 326955, 329298, 435940, 439064, 474622, 523128, 548830, 653910, 658596, 711933, 823245, 871880, 949244, 1097660, 1186555, 1307820, 1317192, 1423866, 1646490, 1898488, 2195320, 2373110, 2615640, 2847732, 3292980, 3559665, 4746220, 5695464, 6585960, 7119330, 9492440, 14238660, 16849081, 28477320, 33698162, 50547243, 67396324, 84245405, 101094486, 134792648, 168490810, 202188972, 252736215, 336981620, 404377944, 505472430, 673963240, 1010944860, 2021889720]

約数ペア:

[(1, 2021889720), (2, 1010944860), (3, 673963240), (4, 505472430), (5, 404377944), (6, 336981620), (8, 252736215), (10, 202188972), (12, 168490810), (15, 134792648), (20, 101094486), (24, 84245405), (30, 67396324), (40, 50547243), (60, 33698162), (71, 28477320), (120, 16849081), (142, 14238660), (213, 9492440), (284, 7119330), (307, 6585960), (355, 5695464), (426, 4746220), (568, 3559665), (614, 3292980), (710, 2847732), (773, 2615640), (852, 2373110), (921, 2195320), (1065, 1898488), (1228, 1646490), (1420, 1423866), (1535, 1317192), (1546, 1307820), (1704, 1186555), (1842, 1097660), (2130, 949244), (2319, 871880), (2456, 823245), (2840, 711933), (3070, 658596), (3092, 653910), (3684, 548830), (3865, 523128), (4260, 474622), (4605, 439064), (4638, 435940), (6140, 329298), (6184, 326955), (7368, 274415), (7730, 261564), (8520, 237311), (9210, 219532), (9276, 217970), (11595, 174376), (12280, 164649), (15460, 130782), (18420, 109766), (18552, 108985), (21797, 92760), (23190, 87188), (30920, 65391), (36840, 54883), (43594, 46380)]