217701611840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{172801}}^1$

素因数の和:172976

約数の個数: 112

約数和(自身を含む): 539341307904

約数和(自身を除く): 321639696064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 992, 1016, 1240, 1270, 1984, 2032, 2480, 2540, 3937, 4064, 4960, 5080, 7874, 8128, 9920, 10160, 15748, 19685, 20320, 31496, 39370, 40640, 62992, 78740, 125984, 157480, 172801, 251968, 314960, 345602, 629920, 691204, 864005, 1259840, 1382408, 1728010, 2764816, 3456020, 5356831, 5529632, 6912040, 10713662, 11059264, 13824080, 21427324, 21945727, 26784155, 27648160, 42854648, 43891454, 53568310, 55296320, 85709296, 87782908, 107136620, 109728635, 171418592, 175565816, 214273240, 219457270, 342837184, 351131632, 428546480, 438914540, 680317537, 702263264, 857092960, 877829080, 1360635074, 1404526528, 1714185920, 1755658160, 2721270148, 3401587685, 3511316320, 5442540296, 6803175370, 7022632640, 10885080592, 13606350740, 21770161184, 27212701480, 43540322368, 54425402960, 108850805920, 217701611840]

約数ペア:

[(1, 217701611840), (2, 108850805920), (4, 54425402960), (5, 43540322368), (8, 27212701480), (10, 21770161184), (16, 13606350740), (20, 10885080592), (31, 7022632640), (32, 6803175370), (40, 5442540296), (62, 3511316320), (64, 3401587685), (80, 2721270148), (124, 1755658160), (127, 1714185920), (155, 1404526528), (160, 1360635074), (248, 877829080), (254, 857092960), (310, 702263264), (320, 680317537), (496, 438914540), (508, 428546480), (620, 351131632), (635, 342837184), (992, 219457270), (1016, 214273240), (1240, 175565816), (1270, 171418592), (1984, 109728635), (2032, 107136620), (2480, 87782908), (2540, 85709296), (3937, 55296320), (4064, 53568310), (4960, 43891454), (5080, 42854648), (7874, 27648160), (8128, 26784155), (9920, 21945727), (10160, 21427324), (15748, 13824080), (19685, 11059264), (20320, 10713662), (31496, 6912040), (39370, 5529632), (40640, 5356831), (62992, 3456020), (78740, 2764816), (125984, 1728010), (157480, 1382408), (172801, 1259840), (251968, 864005), (314960, 691204), (345602, 629920)]