128462295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 232243200

約数和(自身を除く): 103780905

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 79, 93, 155, 195, 237, 269, 395, 403, 465, 807, 1027, 1185, 1209, 1345, 2015, 2449, 3081, 3497, 4035, 5135, 6045, 7347, 8339, 10491, 12245, 15405, 17485, 21251, 25017, 31837, 36735, 41695, 52455, 63753, 95511, 106255, 108407, 125085, 159185, 276263, 318765, 325221, 477555, 542035, 658781, 828789, 1381315, 1626105, 1976343, 3293905, 4143945, 8564153, 9881715, 25692459, 42820765, 128462295]

約数ペア:

[(1, 128462295), (3, 42820765), (5, 25692459), (13, 9881715), (15, 8564153), (31, 4143945), (39, 3293905), (65, 1976343), (79, 1626105), (93, 1381315), (155, 828789), (195, 658781), (237, 542035), (269, 477555), (395, 325221), (403, 318765), (465, 276263), (807, 159185), (1027, 125085), (1185, 108407), (1209, 106255), (1345, 95511), (2015, 63753), (2449, 52455), (3081, 41695), (3497, 36735), (4035, 31837), (5135, 25017), (6045, 21251), (7347, 17485), (8339, 15405), (10491, 12245)]