239407020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 755227200

約数和(自身を除く): 515820180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 103, 111, 148, 180, 185, 206, 222, 309, 333, 349, 370, 412, 444, 515, 555, 618, 666, 698, 740, 927, 1030, 1047, 1110, 1236, 1332, 1396, 1545, 1665, 1745, 1854, 2060, 2094, 2220, 3090, 3141, 3330, 3490, 3708, 3811, 4188, 4635, 5235, 6180, 6282, 6660, 6980, 7622, 9270, 10470, 11433, 12564, 12913, 15244, 15705, 18540, 19055, 20940, 22866, 25826, 31410, 34299, 35947, 38110, 38739, 45732, 51652, 57165, 62820, 64565, 68598, 71894, 76220, 77478, 107841, 114330, 116217, 129130, 137196, 143788, 154956, 171495, 179735, 193695, 215682, 228660, 232434, 258260, 323523, 342990, 359470, 387390, 431364, 464868, 539205, 581085, 647046, 685980, 718940, 774780, 1078410, 1162170, 1294092, 1330039, 1617615, 2156820, 2324340, 2660078, 3235230, 3990117, 5320156, 6470460, 6650195, 7980234, 11970351, 13300390, 15960468, 19950585, 23940702, 26600780, 39901170, 47881404, 59851755, 79802340, 119703510, 239407020]

約数ペア:

[(1, 239407020), (2, 119703510), (3, 79802340), (4, 59851755), (5, 47881404), (6, 39901170), (9, 26600780), (10, 23940702), (12, 19950585), (15, 15960468), (18, 13300390), (20, 11970351), (30, 7980234), (36, 6650195), (37, 6470460), (45, 5320156), (60, 3990117), (74, 3235230), (90, 2660078), (103, 2324340), (111, 2156820), (148, 1617615), (180, 1330039), (185, 1294092), (206, 1162170), (222, 1078410), (309, 774780), (333, 718940), (349, 685980), (370, 647046), (412, 581085), (444, 539205), (515, 464868), (555, 431364), (618, 387390), (666, 359470), (698, 342990), (740, 323523), (927, 258260), (1030, 232434), (1047, 228660), (1110, 215682), (1236, 193695), (1332, 179735), (1396, 171495), (1545, 154956), (1665, 143788), (1745, 137196), (1854, 129130), (2060, 116217), (2094, 114330), (2220, 107841), (3090, 77478), (3141, 76220), (3330, 71894), (3490, 68598), (3708, 64565), (3811, 62820), (4188, 57165), (4635, 51652), (5235, 45732), (6180, 38739), (6282, 38110), (6660, 35947), (6980, 34299), (7622, 31410), (9270, 25826), (10470, 22866), (11433, 20940), (12564, 19055), (12913, 18540), (15244, 15705)]