505328655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 992839680

約数和(自身を除く): 487511025

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 71, 85, 95, 113, 195, 213, 221, 247, 255, 285, 323, 339, 355, 565, 663, 741, 923, 969, 1065, 1105, 1207, 1235, 1349, 1469, 1615, 1695, 1921, 2147, 2769, 3315, 3621, 3705, 4047, 4199, 4407, 4615, 4845, 5763, 6035, 6441, 6745, 7345, 8023, 9605, 10735, 12597, 13845, 15691, 17537, 18105, 20235, 20995, 22035, 22933, 24069, 24973, 27911, 28815, 32205, 36499, 40115, 47073, 52611, 62985, 68799, 74919, 78455, 83733, 87685, 104299, 109497, 114665, 120345, 124865, 136391, 139555, 152437, 182495, 235365, 263055, 298129, 312897, 343995, 374595, 409173, 418665, 457311, 474487, 521495, 547485, 681955, 762185, 894387, 1423461, 1490645, 1564485, 1773083, 1981681, 2045865, 2286555, 2372435, 2591429, 4471935, 5319249, 5945043, 7117305, 7774287, 8865415, 9908405, 12957145, 26596245, 29725215, 33688577, 38871435, 101065731, 168442885, 505328655]

約数ペア:

[(1, 505328655), (3, 168442885), (5, 101065731), (13, 38871435), (15, 33688577), (17, 29725215), (19, 26596245), (39, 12957145), (51, 9908405), (57, 8865415), (65, 7774287), (71, 7117305), (85, 5945043), (95, 5319249), (113, 4471935), (195, 2591429), (213, 2372435), (221, 2286555), (247, 2045865), (255, 1981681), (285, 1773083), (323, 1564485), (339, 1490645), (355, 1423461), (565, 894387), (663, 762185), (741, 681955), (923, 547485), (969, 521495), (1065, 474487), (1105, 457311), (1207, 418665), (1235, 409173), (1349, 374595), (1469, 343995), (1615, 312897), (1695, 298129), (1921, 263055), (2147, 235365), (2769, 182495), (3315, 152437), (3621, 139555), (3705, 136391), (4047, 124865), (4199, 120345), (4407, 114665), (4615, 109497), (4845, 104299), (5763, 87685), (6035, 83733), (6441, 78455), (6745, 74919), (7345, 68799), (8023, 62985), (9605, 52611), (10735, 47073), (12597, 40115), (13845, 36499), (15691, 32205), (17537, 28815), (18105, 27911), (20235, 24973), (20995, 24069), (22035, 22933)]