15258520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1181}}^1$

素因数の和:1228

約数の個数: 64

約数和(自身を含む): 38296800

約数和(自身を除く): 23038280

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1181, 1292, 1615, 2362, 2584, 3230, 4724, 5905, 6460, 9448, 11810, 12920, 20077, 22439, 23620, 40154, 44878, 47240, 80308, 89756, 100385, 112195, 160616, 179512, 200770, 224390, 381463, 401540, 448780, 762926, 803080, 897560, 1525852, 1907315, 3051704, 3814630, 7629260, 15258520]

約数ペア:

[(1, 15258520), (2, 7629260), (4, 3814630), (5, 3051704), (8, 1907315), (10, 1525852), (17, 897560), (19, 803080), (20, 762926), (34, 448780), (38, 401540), (40, 381463), (68, 224390), (76, 200770), (85, 179512), (95, 160616), (136, 112195), (152, 100385), (170, 89756), (190, 80308), (323, 47240), (340, 44878), (380, 40154), (646, 23620), (680, 22439), (760, 20077), (1181, 12920), (1292, 11810), (1615, 9448), (2362, 6460), (2584, 5905), (3230, 4724)]