778800540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{3643}}^1$

素因数の和:4171

約数の個数: 96

約数和(自身を含む): 2497743360

約数和(自身を除く): 1718942820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 509, 1018, 1527, 2036, 2545, 3054, 3563, 3643, 5090, 6108, 7126, 7286, 7635, 10180, 10689, 10929, 14252, 14572, 15270, 17815, 18215, 21378, 21858, 25501, 30540, 35630, 36430, 42756, 43716, 51002, 53445, 54645, 71260, 72860, 76503, 102004, 106890, 109290, 127505, 153006, 213780, 218580, 255010, 306012, 382515, 510020, 765030, 1530060, 1854287, 3708574, 5562861, 7417148, 9271435, 11125722, 12980009, 18542870, 22251444, 25960018, 27814305, 37085740, 38940027, 51920036, 55628610, 64900045, 77880054, 111257220, 129800090, 155760108, 194700135, 259600180, 389400270, 778800540]

約数ペア:

[(1, 778800540), (2, 389400270), (3, 259600180), (4, 194700135), (5, 155760108), (6, 129800090), (7, 111257220), (10, 77880054), (12, 64900045), (14, 55628610), (15, 51920036), (20, 38940027), (21, 37085740), (28, 27814305), (30, 25960018), (35, 22251444), (42, 18542870), (60, 12980009), (70, 11125722), (84, 9271435), (105, 7417148), (140, 5562861), (210, 3708574), (420, 1854287), (509, 1530060), (1018, 765030), (1527, 510020), (2036, 382515), (2545, 306012), (3054, 255010), (3563, 218580), (3643, 213780), (5090, 153006), (6108, 127505), (7126, 109290), (7286, 106890), (7635, 102004), (10180, 76503), (10689, 72860), (10929, 71260), (14252, 54645), (14572, 53445), (15270, 51002), (17815, 43716), (18215, 42756), (21378, 36430), (21858, 35630), (25501, 30540)]