285991020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{75659}}^1$

素因数の和:75684

約数の個数: 96

約数和(自身を含む): 1016870400

約数和(自身を除く): 730879380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 75659, 151318, 226977, 302636, 378295, 453954, 529613, 680931, 756590, 907908, 1059226, 1134885, 1361862, 1513180, 1588839, 2042793, 2118452, 2269770, 2648065, 2723724, 3177678, 3404655, 4085586, 4539540, 4766517, 5296130, 6355356, 6809310, 7944195, 8171172, 9533034, 10213965, 10592260, 13618620, 14299551, 15888390, 19066068, 20427930, 23832585, 28599102, 31776780, 40855860, 47665170, 57198204, 71497755, 95330340, 142995510, 285991020]

約数ペア:

[(1, 285991020), (2, 142995510), (3, 95330340), (4, 71497755), (5, 57198204), (6, 47665170), (7, 40855860), (9, 31776780), (10, 28599102), (12, 23832585), (14, 20427930), (15, 19066068), (18, 15888390), (20, 14299551), (21, 13618620), (27, 10592260), (28, 10213965), (30, 9533034), (35, 8171172), (36, 7944195), (42, 6809310), (45, 6355356), (54, 5296130), (60, 4766517), (63, 4539540), (70, 4085586), (84, 3404655), (90, 3177678), (105, 2723724), (108, 2648065), (126, 2269770), (135, 2118452), (140, 2042793), (180, 1588839), (189, 1513180), (210, 1361862), (252, 1134885), (270, 1059226), (315, 907908), (378, 756590), (420, 680931), (540, 529613), (630, 453954), (756, 378295), (945, 302636), (1260, 226977), (1890, 151318), (3780, 75659)]