30239440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4909}}^1$

素因数の和:4940

約数の個数: 80

約数和(自身を含む): 87672960

約数和(自身を除く): 57433520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4909, 6160, 9818, 19636, 24545, 34363, 39272, 49090, 53999, 68726, 78544, 98180, 107998, 137452, 171815, 196360, 215996, 269995, 274904, 343630, 377993, 392720, 431992, 539990, 549808, 687260, 755986, 863984, 1079980, 1374520, 1511972, 1889965, 2159960, 2749040, 3023944, 3779930, 4319920, 6047888, 7559860, 15119720, 30239440]

約数ペア:

[(1, 30239440), (2, 15119720), (4, 7559860), (5, 6047888), (7, 4319920), (8, 3779930), (10, 3023944), (11, 2749040), (14, 2159960), (16, 1889965), (20, 1511972), (22, 1374520), (28, 1079980), (35, 863984), (40, 755986), (44, 687260), (55, 549808), (56, 539990), (70, 431992), (77, 392720), (80, 377993), (88, 343630), (110, 274904), (112, 269995), (140, 215996), (154, 196360), (176, 171815), (220, 137452), (280, 107998), (308, 98180), (385, 78544), (440, 68726), (560, 53999), (616, 49090), (770, 39272), (880, 34363), (1232, 24545), (1540, 19636), (3080, 9818), (4909, 6160)]