30521880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 103680000

約数和(自身を除く): 73158120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 354, 360, 472, 479, 531, 540, 590, 708, 885, 958, 1062, 1080, 1180, 1416, 1437, 1593, 1770, 1916, 2124, 2360, 2395, 2655, 2874, 3186, 3540, 3832, 4248, 4311, 4790, 5310, 5748, 6372, 7080, 7185, 7965, 8622, 9580, 10620, 11496, 12744, 12933, 14370, 15930, 17244, 19160, 21240, 21555, 25866, 28261, 28740, 31860, 34488, 43110, 51732, 56522, 57480, 63720, 64665, 84783, 86220, 103464, 113044, 129330, 141305, 169566, 172440, 226088, 254349, 258660, 282610, 339132, 423915, 508698, 517320, 565220, 678264, 763047, 847830, 1017396, 1130440, 1271745, 1526094, 1695660, 2034792, 2543490, 3052188, 3391320, 3815235, 5086980, 6104376, 7630470, 10173960, 15260940, 30521880]

約数ペア:

[(1, 30521880), (2, 15260940), (3, 10173960), (4, 7630470), (5, 6104376), (6, 5086980), (8, 3815235), (9, 3391320), (10, 3052188), (12, 2543490), (15, 2034792), (18, 1695660), (20, 1526094), (24, 1271745), (27, 1130440), (30, 1017396), (36, 847830), (40, 763047), (45, 678264), (54, 565220), (59, 517320), (60, 508698), (72, 423915), (90, 339132), (108, 282610), (118, 258660), (120, 254349), (135, 226088), (177, 172440), (180, 169566), (216, 141305), (236, 129330), (270, 113044), (295, 103464), (354, 86220), (360, 84783), (472, 64665), (479, 63720), (531, 57480), (540, 56522), (590, 51732), (708, 43110), (885, 34488), (958, 31860), (1062, 28740), (1080, 28261), (1180, 25866), (1416, 21555), (1437, 21240), (1593, 19160), (1770, 17244), (1916, 15930), (2124, 14370), (2360, 12933), (2395, 12744), (2655, 11496), (2874, 10620), (3186, 9580), (3540, 8622), (3832, 7965), (4248, 7185), (4311, 7080), (4790, 6372), (5310, 5748)]