15187520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1579

約数の個数: 56

約数和(自身を含む): 37356288

約数和(自身を除く): 22168768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1531, 1984, 2480, 3062, 4960, 6124, 7655, 9920, 12248, 15310, 24496, 30620, 47461, 48992, 61240, 94922, 97984, 122480, 189844, 237305, 244960, 379688, 474610, 489920, 759376, 949220, 1518752, 1898440, 3037504, 3796880, 7593760, 15187520]

約数ペア:

[(1, 15187520), (2, 7593760), (4, 3796880), (5, 3037504), (8, 1898440), (10, 1518752), (16, 949220), (20, 759376), (31, 489920), (32, 474610), (40, 379688), (62, 244960), (64, 237305), (80, 189844), (124, 122480), (155, 97984), (160, 94922), (248, 61240), (310, 48992), (320, 47461), (496, 30620), (620, 24496), (992, 15310), (1240, 12248), (1531, 9920), (1984, 7655), (2480, 6124), (3062, 4960)]