20170249080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{229939}}^1$

素因数の和:230013

約数の個数: 128

約数和(自身を含む): 65560492800

約数和(自身を除く): 45390243720

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, 229939, 459878, 689817, 919756, 1149695, 1379634, 1839512, 2299390, 2759268, 3449085, 3908963, 4598780, 5518536, 6898170, 7817926, 9197560, 9887377, 11726889, 13796340, 15635852, 19544815, 19774754, 23453778, 27592680, 29662131, 31271704, 39089630, 39549508, 46907556, 49436885, 58634445, 59324262, 78179260, 79099016, 93815112, 98873770, 117268890, 118648524, 148310655, 156358520, 168085409, 197747540, 234537780, 237297048, 296621310, 336170818, 395495080, 469075560, 504256227, 593242620, 672341636, 840427045, 1008512454, 1186485240, 1344683272, 1680854090, 2017024908, 2521281135, 3361708180, 4034049816, 5042562270, 6723416360, 10085124540, 20170249080]

約数ペア:

[(1, 20170249080), (2, 10085124540), (3, 6723416360), (4, 5042562270), (5, 4034049816), (6, 3361708180), (8, 2521281135), (10, 2017024908), (12, 1680854090), (15, 1344683272), (17, 1186485240), (20, 1008512454), (24, 840427045), (30, 672341636), (34, 593242620), (40, 504256227), (43, 469075560), (51, 395495080), (60, 336170818), (68, 296621310), (85, 237297048), (86, 234537780), (102, 197747540), (120, 168085409), (129, 156358520), (136, 148310655), (170, 118648524), (172, 117268890), (204, 98873770), (215, 93815112), (255, 79099016), (258, 78179260), (340, 59324262), (344, 58634445), (408, 49436885), (430, 46907556), (510, 39549508), (516, 39089630), (645, 31271704), (680, 29662131), (731, 27592680), (860, 23453778), (1020, 19774754), (1032, 19544815), (1290, 15635852), (1462, 13796340), (1720, 11726889), (2040, 9887377), (2193, 9197560), (2580, 7817926), (2924, 6898170), (3655, 5518536), (4386, 4598780), (5160, 3908963), (5848, 3449085), (7310, 2759268), (8772, 2299390), (10965, 1839512), (14620, 1379634), (17544, 1149695), (21930, 919756), (29240, 689817), (43860, 459878), (87720, 229939)]