22440375

素因数分解:

$3^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 42556800

約数和(自身を除く): 20116425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 109, 125, 135, 183, 225, 305, 327, 375, 545, 549, 675, 915, 981, 1125, 1525, 1635, 1647, 2725, 2745, 2943, 3375, 4575, 4905, 6649, 7625, 8175, 8235, 13625, 13725, 14715, 19947, 22875, 24525, 33245, 40875, 41175, 59841, 68625, 73575, 99735, 122625, 166225, 179523, 205875, 299205, 367875, 498675, 831125, 897615, 1496025, 2493375, 4488075, 7480125, 22440375]

約数ペア:

[(1, 22440375), (3, 7480125), (5, 4488075), (9, 2493375), (15, 1496025), (25, 897615), (27, 831125), (45, 498675), (61, 367875), (75, 299205), (109, 205875), (125, 179523), (135, 166225), (183, 122625), (225, 99735), (305, 73575), (327, 68625), (375, 59841), (545, 41175), (549, 40875), (675, 33245), (915, 24525), (981, 22875), (1125, 19947), (1525, 14715), (1635, 13725), (1647, 13625), (2725, 8235), (2745, 8175), (2943, 7625), (3375, 6649), (4575, 4905)]