77764120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 219492720

約数和(自身を除く): 141728600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 85, 119, 124, 136, 140, 155, 170, 217, 238, 248, 280, 289, 310, 340, 434, 476, 527, 578, 595, 620, 680, 868, 952, 961, 1054, 1085, 1156, 1190, 1240, 1445, 1736, 1922, 2023, 2108, 2170, 2312, 2380, 2635, 2890, 3689, 3844, 4046, 4216, 4340, 4760, 4805, 5270, 5780, 6727, 7378, 7688, 8092, 8680, 8959, 9610, 10115, 10540, 11560, 13454, 14756, 16184, 16337, 17918, 18445, 19220, 20230, 21080, 26908, 29512, 32674, 33635, 35836, 36890, 38440, 40460, 44795, 53816, 62713, 65348, 67270, 71672, 73780, 80920, 81685, 89590, 114359, 125426, 130696, 134540, 147560, 163370, 179180, 228718, 250852, 269080, 277729, 313565, 326740, 358360, 457436, 501704, 555458, 571795, 627130, 653480, 914872, 1110916, 1143590, 1254260, 1388645, 1944103, 2221832, 2287180, 2508520, 2777290, 3888206, 4574360, 5554580, 7776412, 9720515, 11109160, 15552824, 19441030, 38882060, 77764120]

約数ペア:

[(1, 77764120), (2, 38882060), (4, 19441030), (5, 15552824), (7, 11109160), (8, 9720515), (10, 7776412), (14, 5554580), (17, 4574360), (20, 3888206), (28, 2777290), (31, 2508520), (34, 2287180), (35, 2221832), (40, 1944103), (56, 1388645), (62, 1254260), (68, 1143590), (70, 1110916), (85, 914872), (119, 653480), (124, 627130), (136, 571795), (140, 555458), (155, 501704), (170, 457436), (217, 358360), (238, 326740), (248, 313565), (280, 277729), (289, 269080), (310, 250852), (340, 228718), (434, 179180), (476, 163370), (527, 147560), (578, 134540), (595, 130696), (620, 125426), (680, 114359), (868, 89590), (952, 81685), (961, 80920), (1054, 73780), (1085, 71672), (1156, 67270), (1190, 65348), (1240, 62713), (1445, 53816), (1736, 44795), (1922, 40460), (2023, 38440), (2108, 36890), (2170, 35836), (2312, 33635), (2380, 32674), (2635, 29512), (2890, 26908), (3689, 21080), (3844, 20230), (4046, 19220), (4216, 18445), (4340, 17918), (4760, 16337), (4805, 16184), (5270, 14756), (5780, 13454), (6727, 11560), (7378, 10540), (7688, 10115), (8092, 9610), (8680, 8959)]