750918140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{563}}^1\times {\mathrm{1361}}^1$

素因数の和:1947

約数の個数: 72

約数和(自身を含む): 1838994192

約数和(自身を除く): 1088076052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 563, 980, 1126, 1361, 2252, 2722, 2815, 3941, 5444, 5630, 6805, 7882, 9527, 11260, 13610, 15764, 19054, 19705, 27220, 27587, 38108, 39410, 47635, 55174, 66689, 78820, 95270, 110348, 133378, 137935, 190540, 266756, 275870, 333445, 551740, 666890, 766243, 1333780, 1532486, 3064972, 3831215, 5363701, 7662430, 10727402, 15324860, 21454804, 26818505, 37545907, 53637010, 75091814, 107274020, 150183628, 187729535, 375459070, 750918140]

約数ペア:

[(1, 750918140), (2, 375459070), (4, 187729535), (5, 150183628), (7, 107274020), (10, 75091814), (14, 53637010), (20, 37545907), (28, 26818505), (35, 21454804), (49, 15324860), (70, 10727402), (98, 7662430), (140, 5363701), (196, 3831215), (245, 3064972), (490, 1532486), (563, 1333780), (980, 766243), (1126, 666890), (1361, 551740), (2252, 333445), (2722, 275870), (2815, 266756), (3941, 190540), (5444, 137935), (5630, 133378), (6805, 110348), (7882, 95270), (9527, 78820), (11260, 66689), (13610, 55174), (15764, 47635), (19054, 39410), (19705, 38108), (27220, 27587)]