207764820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1654

約数の個数: 144

約数和(自身を含む): 683242560

約数和(自身を除く): 475477740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 1020, 1290, 1462, 1530, 1548, 1579, 1935, 2193, 2580, 2924, 3060, 3158, 3655, 3870, 4386, 4737, 6316, 6579, 7310, 7740, 7895, 8772, 9474, 10965, 13158, 14211, 14620, 15790, 18948, 21930, 23685, 26316, 26843, 28422, 31580, 32895, 43860, 47370, 53686, 56844, 65790, 67897, 71055, 80529, 94740, 107372, 131580, 134215, 135794, 142110, 161058, 203691, 241587, 268430, 271588, 284220, 322116, 339485, 402645, 407382, 483174, 536860, 611073, 678970, 805290, 814764, 966348, 1018455, 1154249, 1207935, 1222146, 1357940, 1610580, 2036910, 2308498, 2415870, 2444292, 3055365, 3462747, 4073820, 4616996, 4831740, 5771245, 6110730, 6925494, 10388241, 11542490, 12221460, 13850988, 17313735, 20776482, 23084980, 34627470, 41552964, 51941205, 69254940, 103882410, 207764820]

約数ペア:

[(1, 207764820), (2, 103882410), (3, 69254940), (4, 51941205), (5, 41552964), (6, 34627470), (9, 23084980), (10, 20776482), (12, 17313735), (15, 13850988), (17, 12221460), (18, 11542490), (20, 10388241), (30, 6925494), (34, 6110730), (36, 5771245), (43, 4831740), (45, 4616996), (51, 4073820), (60, 3462747), (68, 3055365), (85, 2444292), (86, 2415870), (90, 2308498), (102, 2036910), (129, 1610580), (153, 1357940), (170, 1222146), (172, 1207935), (180, 1154249), (204, 1018455), (215, 966348), (255, 814764), (258, 805290), (306, 678970), (340, 611073), (387, 536860), (430, 483174), (510, 407382), (516, 402645), (612, 339485), (645, 322116), (731, 284220), (765, 271588), (774, 268430), (860, 241587), (1020, 203691), (1290, 161058), (1462, 142110), (1530, 135794), (1548, 134215), (1579, 131580), (1935, 107372), (2193, 94740), (2580, 80529), (2924, 71055), (3060, 67897), (3158, 65790), (3655, 56844), (3870, 53686), (4386, 47370), (4737, 43860), (6316, 32895), (6579, 31580), (7310, 28422), (7740, 26843), (7895, 26316), (8772, 23685), (9474, 21930), (10965, 18948), (13158, 15790), (14211, 14620)]