20161652520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{229841}}^1$

素因数の和:229915

約数の個数: 128

約数和(自身を含む): 65532551040

約数和(自身を除く): 45370898520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2580, 2924, 3655, 4386, 5160, 5848, 7310, 8772, 10965, 14620, 17544, 21930, 29240, 43860, 87720, 229841, 459682, 689523, 919364, 1149205, 1379046, 1838728, 2298410, 2758092, 3447615, 3907297, 4596820, 5516184, 6895230, 7814594, 9193640, 9883163, 11721891, 13790460, 15629188, 19536485, 19766326, 23443782, 27580920, 29649489, 31258376, 39072970, 39532652, 46887564, 49415815, 58609455, 59298978, 78145940, 79065304, 93775128, 98831630, 117218910, 118597956, 148247445, 156291880, 168013771, 197663260, 234437820, 237195912, 296494890, 336027542, 395326520, 468875640, 504041313, 592989780, 672055084, 840068855, 1008082626, 1185979560, 1344110168, 1680137710, 2016165252, 2520206565, 3360275420, 4032330504, 5040413130, 6720550840, 10080826260, 20161652520]

約数ペア:

[(1, 20161652520), (2, 10080826260), (3, 6720550840), (4, 5040413130), (5, 4032330504), (6, 3360275420), (8, 2520206565), (10, 2016165252), (12, 1680137710), (15, 1344110168), (17, 1185979560), (20, 1008082626), (24, 840068855), (30, 672055084), (34, 592989780), (40, 504041313), (43, 468875640), (51, 395326520), (60, 336027542), (68, 296494890), (85, 237195912), (86, 234437820), (102, 197663260), (120, 168013771), (129, 156291880), (136, 148247445), (170, 118597956), (172, 117218910), (204, 98831630), (215, 93775128), (255, 79065304), (258, 78145940), (340, 59298978), (344, 58609455), (408, 49415815), (430, 46887564), (510, 39532652), (516, 39072970), (645, 31258376), (680, 29649489), (731, 27580920), (860, 23443782), (1020, 19766326), (1032, 19536485), (1290, 15629188), (1462, 13790460), (1720, 11721891), (2040, 9883163), (2193, 9193640), (2580, 7814594), (2924, 6895230), (3655, 5516184), (4386, 4596820), (5160, 3907297), (5848, 3447615), (7310, 2758092), (8772, 2298410), (10965, 1838728), (14620, 1379046), (17544, 1149205), (21930, 919364), (29240, 689523), (43860, 459682), (87720, 229841)]