248570940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{643}}^1$

素因数の和:1051

約数の個数: 96

約数和(自身を含む): 740033280

約数和(自身を除く): 491462340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 379, 510, 643, 758, 1020, 1137, 1286, 1516, 1895, 1929, 2274, 2572, 3215, 3790, 3858, 4548, 5685, 6430, 6443, 7580, 7716, 9645, 10931, 11370, 12860, 12886, 19290, 19329, 21862, 22740, 25772, 32215, 32793, 38580, 38658, 43724, 54655, 64430, 65586, 77316, 96645, 109310, 128860, 131172, 163965, 193290, 218620, 243697, 327930, 386580, 487394, 655860, 731091, 974788, 1218485, 1462182, 2436970, 2924364, 3655455, 4142849, 4873940, 7310910, 8285698, 12428547, 14621820, 16571396, 20714245, 24857094, 41428490, 49714188, 62142735, 82856980, 124285470, 248570940]

約数ペア:

[(1, 248570940), (2, 124285470), (3, 82856980), (4, 62142735), (5, 49714188), (6, 41428490), (10, 24857094), (12, 20714245), (15, 16571396), (17, 14621820), (20, 12428547), (30, 8285698), (34, 7310910), (51, 4873940), (60, 4142849), (68, 3655455), (85, 2924364), (102, 2436970), (170, 1462182), (204, 1218485), (255, 974788), (340, 731091), (379, 655860), (510, 487394), (643, 386580), (758, 327930), (1020, 243697), (1137, 218620), (1286, 193290), (1516, 163965), (1895, 131172), (1929, 128860), (2274, 109310), (2572, 96645), (3215, 77316), (3790, 65586), (3858, 64430), (4548, 54655), (5685, 43724), (6430, 38658), (6443, 38580), (7580, 32793), (7716, 32215), (9645, 25772), (10931, 22740), (11370, 21862), (12860, 19329), (12886, 19290)]