251080416

素因数分解:

$2^5\times 3^2\times {\mathrm{271}}^1\times {\mathrm{3217}}^1$

素因数の和:3504

約数の個数: 72

約数和(自身を含む): 716867424

約数和(自身を除く): 465787008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 271, 288, 542, 813, 1084, 1626, 2168, 2439, 3217, 3252, 4336, 4878, 6434, 6504, 8672, 9651, 9756, 12868, 13008, 19302, 19512, 25736, 26016, 28953, 38604, 39024, 51472, 57906, 77208, 78048, 102944, 115812, 154416, 231624, 308832, 463248, 871807, 926496, 1743614, 2615421, 3487228, 5230842, 6974456, 7846263, 10461684, 13948912, 15692526, 20923368, 27897824, 31385052, 41846736, 62770104, 83693472, 125540208, 251080416]

約数ペア:

[(1, 251080416), (2, 125540208), (3, 83693472), (4, 62770104), (6, 41846736), (8, 31385052), (9, 27897824), (12, 20923368), (16, 15692526), (18, 13948912), (24, 10461684), (32, 7846263), (36, 6974456), (48, 5230842), (72, 3487228), (96, 2615421), (144, 1743614), (271, 926496), (288, 871807), (542, 463248), (813, 308832), (1084, 231624), (1626, 154416), (2168, 115812), (2439, 102944), (3217, 78048), (3252, 77208), (4336, 57906), (4878, 51472), (6434, 39024), (6504, 38604), (8672, 28953), (9651, 26016), (9756, 25736), (12868, 19512), (13008, 19302)]