320020920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52291}}^1$

素因数の和:52325

約数の個数: 96

約数和(自身を含む): 1101269520

約数和(自身を除く): 781248600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 52291, 104582, 156873, 209164, 261455, 313746, 418328, 470619, 522910, 627492, 784365, 888947, 941238, 1045820, 1254984, 1568730, 1777894, 1882476, 2091640, 2353095, 2666841, 3137460, 3555788, 3764952, 4444735, 4706190, 5333682, 6274920, 7111576, 8000523, 8889470, 9412380, 10667364, 13334205, 16001046, 17778940, 18824760, 21334728, 26668410, 32002092, 35557880, 40002615, 53336820, 64004184, 80005230, 106673640, 160010460, 320020920]

約数ペア:

[(1, 320020920), (2, 160010460), (3, 106673640), (4, 80005230), (5, 64004184), (6, 53336820), (8, 40002615), (9, 35557880), (10, 32002092), (12, 26668410), (15, 21334728), (17, 18824760), (18, 17778940), (20, 16001046), (24, 13334205), (30, 10667364), (34, 9412380), (36, 8889470), (40, 8000523), (45, 7111576), (51, 6274920), (60, 5333682), (68, 4706190), (72, 4444735), (85, 3764952), (90, 3555788), (102, 3137460), (120, 2666841), (136, 2353095), (153, 2091640), (170, 1882476), (180, 1777894), (204, 1568730), (255, 1254984), (306, 1045820), (340, 941238), (360, 888947), (408, 784365), (510, 627492), (612, 522910), (680, 470619), (765, 418328), (1020, 313746), (1224, 261455), (1530, 209164), (2040, 156873), (3060, 104582), (6120, 52291)]