1983100672

素因数分解:

$2^8\times 7^1\times {\mathrm{839}}^1\times {\mathrm{1319}}^1$

素因数の和:2181

約数の個数: 72

約数和(自身を含む): 4532774400

約数和(自身を除く): 2549673728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 839, 896, 1319, 1678, 1792, 2638, 3356, 5276, 5873, 6712, 9233, 10552, 11746, 13424, 18466, 21104, 23492, 26848, 36932, 42208, 46984, 53696, 73864, 84416, 93968, 107392, 147728, 168832, 187936, 214784, 295456, 337664, 375872, 590912, 751744, 1106641, 1181824, 1503488, 2213282, 2363648, 4426564, 7746487, 8853128, 15492974, 17706256, 30985948, 35412512, 61971896, 70825024, 123943792, 141650048, 247887584, 283300096, 495775168, 991550336, 1983100672]

約数ペア:

[(1, 1983100672), (2, 991550336), (4, 495775168), (7, 283300096), (8, 247887584), (14, 141650048), (16, 123943792), (28, 70825024), (32, 61971896), (56, 35412512), (64, 30985948), (112, 17706256), (128, 15492974), (224, 8853128), (256, 7746487), (448, 4426564), (839, 2363648), (896, 2213282), (1319, 1503488), (1678, 1181824), (1792, 1106641), (2638, 751744), (3356, 590912), (5276, 375872), (5873, 337664), (6712, 295456), (9233, 214784), (10552, 187936), (11746, 168832), (13424, 147728), (18466, 107392), (21104, 93968), (23492, 84416), (26848, 73864), (36932, 53696), (42208, 46984)]