20246571810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1\times {\mathrm{839}}^1$

素因数の和:1637

約数の個数: 128

約数和(自身を含む): 54528768000

約数和(自身を除く): 34282196190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 139, 270, 278, 417, 643, 695, 834, 839, 1251, 1286, 1390, 1678, 1929, 2085, 2502, 2517, 3215, 3753, 3858, 4170, 4195, 5034, 5787, 6255, 6430, 7506, 7551, 8390, 9645, 11574, 12510, 12585, 15102, 17361, 18765, 19290, 22653, 25170, 28935, 34722, 37530, 37755, 45306, 57870, 75510, 86805, 89377, 113265, 116621, 173610, 178754, 226530, 233242, 268131, 349863, 446885, 536262, 539477, 583105, 699726, 804393, 893770, 1049589, 1078954, 1166210, 1340655, 1608786, 1618431, 1749315, 2099178, 2413179, 2681310, 2697385, 3148767, 3236862, 3498630, 4021965, 4826358, 4855293, 5247945, 5394770, 6297534, 8043930, 8092155, 9710586, 10495890, 12065895, 14565879, 15743835, 16184310, 24131790, 24276465, 29131758, 31487670, 48552930, 72829395, 74987303, 145658790, 149974606, 224961909, 374936515, 449923818, 674885727, 749873030, 1124809545, 1349771454, 2024657181, 2249619090, 3374428635, 4049314362, 6748857270, 10123285905, 20246571810]

約数ペア:

[(1, 20246571810), (2, 10123285905), (3, 6748857270), (5, 4049314362), (6, 3374428635), (9, 2249619090), (10, 2024657181), (15, 1349771454), (18, 1124809545), (27, 749873030), (30, 674885727), (45, 449923818), (54, 374936515), (90, 224961909), (135, 149974606), (139, 145658790), (270, 74987303), (278, 72829395), (417, 48552930), (643, 31487670), (695, 29131758), (834, 24276465), (839, 24131790), (1251, 16184310), (1286, 15743835), (1390, 14565879), (1678, 12065895), (1929, 10495890), (2085, 9710586), (2502, 8092155), (2517, 8043930), (3215, 6297534), (3753, 5394770), (3858, 5247945), (4170, 4855293), (4195, 4826358), (5034, 4021965), (5787, 3498630), (6255, 3236862), (6430, 3148767), (7506, 2697385), (7551, 2681310), (8390, 2413179), (9645, 2099178), (11574, 1749315), (12510, 1618431), (12585, 1608786), (15102, 1340655), (17361, 1166210), (18765, 1078954), (19290, 1049589), (22653, 893770), (25170, 804393), (28935, 699726), (34722, 583105), (37530, 539477), (37755, 536262), (45306, 446885), (57870, 349863), (75510, 268131), (86805, 233242), (89377, 226530), (113265, 178754), (116621, 173610)]