881660320

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1550

約数の個数: 96

約数和(自身を含む): 2171836800

約数和(自身を除く): 1290176480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 139, 145, 160, 232, 278, 290, 464, 556, 580, 695, 928, 1112, 1160, 1367, 1390, 2224, 2320, 2734, 2780, 4031, 4448, 4640, 5468, 5560, 6835, 8062, 10936, 11120, 13670, 16124, 20155, 21872, 22240, 27340, 32248, 39643, 40310, 43744, 54680, 64496, 79286, 80620, 109360, 128992, 158572, 161240, 190013, 198215, 218720, 317144, 322480, 380026, 396430, 634288, 644960, 760052, 792860, 950065, 1268576, 1520104, 1585720, 1900130, 3040208, 3171440, 3800260, 5510377, 6080416, 6342880, 7600520, 11020754, 15201040, 22041508, 27551885, 30402080, 44083016, 55103770, 88166032, 110207540, 176332064, 220415080, 440830160, 881660320]

約数ペア:

[(1, 881660320), (2, 440830160), (4, 220415080), (5, 176332064), (8, 110207540), (10, 88166032), (16, 55103770), (20, 44083016), (29, 30402080), (32, 27551885), (40, 22041508), (58, 15201040), (80, 11020754), (116, 7600520), (139, 6342880), (145, 6080416), (160, 5510377), (232, 3800260), (278, 3171440), (290, 3040208), (464, 1900130), (556, 1585720), (580, 1520104), (695, 1268576), (928, 950065), (1112, 792860), (1160, 760052), (1367, 644960), (1390, 634288), (2224, 396430), (2320, 380026), (2734, 322480), (2780, 317144), (4031, 218720), (4448, 198215), (4640, 190013), (5468, 161240), (5560, 158572), (6835, 128992), (8062, 109360), (10936, 80620), (11120, 79286), (13670, 64496), (16124, 54680), (20155, 43744), (21872, 40310), (22240, 39643), (27340, 32248)]