495178190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 1083801600

約数和(自身を除く): 588623410

約数列:

[1, 2, 5, 10, 13, 19, 26, 29, 31, 38, 58, 62, 65, 95, 130, 145, 155, 190, 223, 247, 290, 310, 377, 403, 446, 494, 551, 589, 754, 806, 899, 1102, 1115, 1178, 1235, 1798, 1885, 2015, 2230, 2470, 2755, 2899, 2945, 3770, 4030, 4237, 4495, 5510, 5798, 5890, 6467, 6913, 7163, 7657, 8474, 8990, 11687, 12934, 13826, 14326, 14495, 15314, 17081, 21185, 23374, 28990, 32335, 34162, 34565, 35815, 38285, 42370, 55081, 58435, 64670, 69130, 71630, 76570, 84071, 85405, 89869, 110162, 116870, 122873, 131347, 168142, 170810, 179738, 200477, 222053, 245746, 262694, 275405, 400954, 420355, 444106, 449345, 550810, 614365, 656735, 840710, 898690, 1002385, 1110265, 1228730, 1313470, 1597349, 1707511, 2004770, 2220530, 2606201, 3194698, 3415022, 3809063, 5212402, 7618126, 7986745, 8537555, 13031005, 15973490, 17075110, 19045315, 26062010, 38090630, 49517819, 99035638, 247589095, 495178190]

約数ペア:

[(1, 495178190), (2, 247589095), (5, 99035638), (10, 49517819), (13, 38090630), (19, 26062010), (26, 19045315), (29, 17075110), (31, 15973490), (38, 13031005), (58, 8537555), (62, 7986745), (65, 7618126), (95, 5212402), (130, 3809063), (145, 3415022), (155, 3194698), (190, 2606201), (223, 2220530), (247, 2004770), (290, 1707511), (310, 1597349), (377, 1313470), (403, 1228730), (446, 1110265), (494, 1002385), (551, 898690), (589, 840710), (754, 656735), (806, 614365), (899, 550810), (1102, 449345), (1115, 444106), (1178, 420355), (1235, 400954), (1798, 275405), (1885, 262694), (2015, 245746), (2230, 222053), (2470, 200477), (2755, 179738), (2899, 170810), (2945, 168142), (3770, 131347), (4030, 122873), (4237, 116870), (4495, 110162), (5510, 89869), (5798, 85405), (5890, 84071), (6467, 76570), (6913, 71630), (7163, 69130), (7657, 64670), (8474, 58435), (8990, 55081), (11687, 42370), (12934, 38285), (13826, 35815), (14326, 34565), (14495, 34162), (15314, 32335), (17081, 28990), (21185, 23374)]