256011216

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{130087}}^1$

素因数の和:130139

約数の個数: 40

約数和(自身を含む): 677498304

約数和(自身を除く): 421487088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 130087, 260174, 390261, 520348, 780522, 1040696, 1561044, 2081392, 3122088, 5333567, 6244176, 10667134, 16000701, 21334268, 32001402, 42668536, 64002804, 85337072, 128005608, 256011216]

約数ペア:

[(1, 256011216), (2, 128005608), (3, 85337072), (4, 64002804), (6, 42668536), (8, 32001402), (12, 21334268), (16, 16000701), (24, 10667134), (41, 6244176), (48, 5333567), (82, 3122088), (123, 2081392), (164, 1561044), (246, 1040696), (328, 780522), (492, 520348), (656, 390261), (984, 260174), (1968, 130087)]