256009335680

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{8163563}}^1$

素因数の和:8163596

約数の個数: 96

約数和(自身を含む): 711944416440

約数和(自身を除く): 455935080760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 15680, 31360, 8163563, 16327126, 32654252, 40817815, 57144941, 65308504, 81635630, 114289882, 130617008, 163271260, 228579764, 261234016, 285724705, 326542520, 400014587, 457159528, 522468032, 571449410, 653085040, 800029174, 914319056, 1044936064, 1142898820, 1306170080, 1600058348, 1828638112, 2000072935, 2285797640, 2612340160, 3200116696, 3657276224, 4000145870, 4571595280, 5224680320, 6400233392, 7314552448, 8000291740, 9143190560, 12800466784, 16000583480, 18286381120, 25600933568, 32001166960, 36572762240, 51201867136, 64002333920, 128004667840, 256009335680]

約数ペア:

[(1, 256009335680), (2, 128004667840), (4, 64002333920), (5, 51201867136), (7, 36572762240), (8, 32001166960), (10, 25600933568), (14, 18286381120), (16, 16000583480), (20, 12800466784), (28, 9143190560), (32, 8000291740), (35, 7314552448), (40, 6400233392), (49, 5224680320), (56, 4571595280), (64, 4000145870), (70, 3657276224), (80, 3200116696), (98, 2612340160), (112, 2285797640), (128, 2000072935), (140, 1828638112), (160, 1600058348), (196, 1306170080), (224, 1142898820), (245, 1044936064), (280, 914319056), (320, 800029174), (392, 653085040), (448, 571449410), (490, 522468032), (560, 457159528), (640, 400014587), (784, 326542520), (896, 285724705), (980, 261234016), (1120, 228579764), (1568, 163271260), (1960, 130617008), (2240, 114289882), (3136, 81635630), (3920, 65308504), (4480, 57144941), (6272, 40817815), (7840, 32654252), (15680, 16327126), (31360, 8163563)]