1661737770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{21799}}^1$

素因数の和:21841

約数の個数: 144

約数和(自身を含む): 5427676800

約数和(自身を除く): 3765939030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 121, 126, 154, 165, 198, 210, 231, 242, 315, 330, 363, 385, 462, 495, 605, 630, 693, 726, 770, 847, 990, 1089, 1155, 1210, 1386, 1694, 1815, 2178, 2310, 2541, 3465, 3630, 4235, 5082, 5445, 6930, 7623, 8470, 10890, 12705, 15246, 21799, 25410, 38115, 43598, 65397, 76230, 108995, 130794, 152593, 196191, 217990, 239789, 305186, 326985, 392382, 457779, 479578, 653970, 719367, 762965, 915558, 980955, 1198945, 1373337, 1438734, 1525930, 1678523, 1961910, 2158101, 2288895, 2397890, 2637679, 2746674, 3357046, 3596835, 4316202, 4577790, 5035569, 5275358, 6866685, 7193670, 7913037, 8392615, 10071138, 10790505, 13188395, 13733370, 15106707, 15826074, 16785230, 18463753, 21581010, 23739111, 25177845, 26376790, 30213414, 36927506, 39565185, 47478222, 50355690, 55391259, 75533535, 79130370, 92318765, 110782518, 118695555, 151067070, 166173777, 184637530, 237391110, 276956295, 332347554, 553912590, 830868885, 1661737770]

約数ペア:

[(1, 1661737770), (2, 830868885), (3, 553912590), (5, 332347554), (6, 276956295), (7, 237391110), (9, 184637530), (10, 166173777), (11, 151067070), (14, 118695555), (15, 110782518), (18, 92318765), (21, 79130370), (22, 75533535), (30, 55391259), (33, 50355690), (35, 47478222), (42, 39565185), (45, 36927506), (55, 30213414), (63, 26376790), (66, 25177845), (70, 23739111), (77, 21581010), (90, 18463753), (99, 16785230), (105, 15826074), (110, 15106707), (121, 13733370), (126, 13188395), (154, 10790505), (165, 10071138), (198, 8392615), (210, 7913037), (231, 7193670), (242, 6866685), (315, 5275358), (330, 5035569), (363, 4577790), (385, 4316202), (462, 3596835), (495, 3357046), (605, 2746674), (630, 2637679), (693, 2397890), (726, 2288895), (770, 2158101), (847, 1961910), (990, 1678523), (1089, 1525930), (1155, 1438734), (1210, 1373337), (1386, 1198945), (1694, 980955), (1815, 915558), (2178, 762965), (2310, 719367), (2541, 653970), (3465, 479578), (3630, 457779), (4235, 392382), (5082, 326985), (5445, 305186), (6930, 239789), (7623, 217990), (8470, 196191), (10890, 152593), (12705, 130794), (15246, 108995), (21799, 76230), (25410, 65397), (38115, 43598)]