30027760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 84503520

約数和(自身を除く): 54475760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 43, 56, 58, 70, 80, 86, 112, 116, 140, 145, 172, 203, 215, 232, 280, 290, 301, 344, 406, 430, 464, 560, 580, 602, 688, 812, 860, 1015, 1160, 1204, 1247, 1505, 1624, 1720, 1849, 2030, 2320, 2408, 2494, 3010, 3248, 3440, 3698, 4060, 4816, 4988, 6020, 6235, 7396, 8120, 8729, 9245, 9976, 12040, 12470, 12943, 14792, 16240, 17458, 18490, 19952, 24080, 24940, 25886, 29584, 34916, 36980, 43645, 49880, 51772, 53621, 64715, 69832, 73960, 87290, 99760, 103544, 107242, 129430, 139664, 147920, 174580, 207088, 214484, 258860, 268105, 349160, 375347, 428968, 517720, 536210, 698320, 750694, 857936, 1035440, 1072420, 1501388, 1876735, 2144840, 3002776, 3753470, 4289680, 6005552, 7506940, 15013880, 30027760]

約数ペア:

[(1, 30027760), (2, 15013880), (4, 7506940), (5, 6005552), (7, 4289680), (8, 3753470), (10, 3002776), (14, 2144840), (16, 1876735), (20, 1501388), (28, 1072420), (29, 1035440), (35, 857936), (40, 750694), (43, 698320), (56, 536210), (58, 517720), (70, 428968), (80, 375347), (86, 349160), (112, 268105), (116, 258860), (140, 214484), (145, 207088), (172, 174580), (203, 147920), (215, 139664), (232, 129430), (280, 107242), (290, 103544), (301, 99760), (344, 87290), (406, 73960), (430, 69832), (464, 64715), (560, 53621), (580, 51772), (602, 49880), (688, 43645), (812, 36980), (860, 34916), (1015, 29584), (1160, 25886), (1204, 24940), (1247, 24080), (1505, 19952), (1624, 18490), (1720, 17458), (1849, 16240), (2030, 14792), (2320, 12943), (2408, 12470), (2494, 12040), (3010, 9976), (3248, 9245), (3440, 8729), (3698, 8120), (4060, 7396), (4816, 6235), (4988, 6020)]