204419215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 343203840

約数和(自身を除く): 138784625

約数列:

[1, 5, 7, 11, 13, 35, 47, 55, 65, 77, 79, 91, 121, 143, 235, 329, 385, 395, 455, 517, 553, 605, 611, 715, 847, 869, 1001, 1027, 1573, 1645, 2585, 2765, 3055, 3619, 3713, 4235, 4277, 4345, 5005, 5135, 5687, 6083, 6721, 7189, 7865, 9559, 11011, 11297, 18095, 18565, 21385, 25991, 28435, 30415, 33605, 35945, 39809, 40843, 47047, 47795, 48269, 55055, 56485, 66913, 73931, 79079, 124267, 129955, 199045, 204215, 235235, 241345, 285901, 334565, 337883, 369655, 395395, 449273, 517517, 530959, 621335, 869869, 1429505, 1689415, 2246365, 2587585, 2654795, 3144911, 3716713, 4349345, 5840549, 15724555, 18583565, 29202745, 40883843, 204419215]

約数ペア:

[(1, 204419215), (5, 40883843), (7, 29202745), (11, 18583565), (13, 15724555), (35, 5840549), (47, 4349345), (55, 3716713), (65, 3144911), (77, 2654795), (79, 2587585), (91, 2246365), (121, 1689415), (143, 1429505), (235, 869869), (329, 621335), (385, 530959), (395, 517517), (455, 449273), (517, 395395), (553, 369655), (605, 337883), (611, 334565), (715, 285901), (847, 241345), (869, 235235), (1001, 204215), (1027, 199045), (1573, 129955), (1645, 124267), (2585, 79079), (2765, 73931), (3055, 66913), (3619, 56485), (3713, 55055), (4235, 48269), (4277, 47795), (4345, 47047), (5005, 40843), (5135, 39809), (5687, 35945), (6083, 33605), (6721, 30415), (7189, 28435), (7865, 25991), (9559, 21385), (11011, 18565), (11297, 18095)]