420604470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3019

約数の個数: 144

約数和(自身を含む): 1294924176

約数和(自身を除く): 874319706

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 121, 130, 143, 165, 195, 198, 234, 242, 286, 330, 363, 390, 429, 495, 585, 605, 715, 726, 858, 990, 1089, 1170, 1210, 1287, 1430, 1573, 1815, 2145, 2178, 2574, 2971, 3146, 3630, 4290, 4719, 5445, 5942, 6435, 7865, 8913, 9438, 10890, 12870, 14157, 14855, 15730, 17826, 23595, 26739, 28314, 29710, 32681, 38623, 44565, 47190, 53478, 65362, 70785, 77246, 89130, 98043, 115869, 133695, 141570, 163405, 193115, 196086, 231738, 267390, 294129, 326810, 347607, 359491, 386230, 424853, 490215, 579345, 588258, 695214, 718982, 849706, 980430, 1078473, 1158690, 1274559, 1470645, 1738035, 1797455, 2124265, 2156946, 2549118, 2941290, 3235419, 3476070, 3594910, 3823677, 4248530, 4673383, 5392365, 6372795, 6470838, 7647354, 9346766, 10784730, 12745590, 14020149, 16177095, 19118385, 23366915, 28040298, 32354190, 38236770, 42060447, 46733830, 70100745, 84120894, 140201490, 210302235, 420604470]

約数ペア:

[(1, 420604470), (2, 210302235), (3, 140201490), (5, 84120894), (6, 70100745), (9, 46733830), (10, 42060447), (11, 38236770), (13, 32354190), (15, 28040298), (18, 23366915), (22, 19118385), (26, 16177095), (30, 14020149), (33, 12745590), (39, 10784730), (45, 9346766), (55, 7647354), (65, 6470838), (66, 6372795), (78, 5392365), (90, 4673383), (99, 4248530), (110, 3823677), (117, 3594910), (121, 3476070), (130, 3235419), (143, 2941290), (165, 2549118), (195, 2156946), (198, 2124265), (234, 1797455), (242, 1738035), (286, 1470645), (330, 1274559), (363, 1158690), (390, 1078473), (429, 980430), (495, 849706), (585, 718982), (605, 695214), (715, 588258), (726, 579345), (858, 490215), (990, 424853), (1089, 386230), (1170, 359491), (1210, 347607), (1287, 326810), (1430, 294129), (1573, 267390), (1815, 231738), (2145, 196086), (2178, 193115), (2574, 163405), (2971, 141570), (3146, 133695), (3630, 115869), (4290, 98043), (4719, 89130), (5445, 77246), (5942, 70785), (6435, 65362), (7865, 53478), (8913, 47190), (9438, 44565), (10890, 38623), (12870, 32681), (14157, 29710), (14855, 28314), (15730, 26739), (17826, 23595)]