18448920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7321}}^1$

素因数の和:7345

約数の個数: 96

約数和(自身を含む): 68533920

約数和(自身を除く): 50085000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7321, 14642, 21963, 29284, 36605, 43926, 51247, 58568, 65889, 73210, 87852, 102494, 109815, 131778, 146420, 153741, 175704, 204988, 219630, 256235, 263556, 292840, 307482, 329445, 409976, 439260, 461223, 512470, 527112, 614964, 658890, 768705, 878520, 922446, 1024940, 1229928, 1317780, 1537410, 1844892, 2049880, 2306115, 2635560, 3074820, 3689784, 4612230, 6149640, 9224460, 18448920]

約数ペア:

[(1, 18448920), (2, 9224460), (3, 6149640), (4, 4612230), (5, 3689784), (6, 3074820), (7, 2635560), (8, 2306115), (9, 2049880), (10, 1844892), (12, 1537410), (14, 1317780), (15, 1229928), (18, 1024940), (20, 922446), (21, 878520), (24, 768705), (28, 658890), (30, 614964), (35, 527112), (36, 512470), (40, 461223), (42, 439260), (45, 409976), (56, 329445), (60, 307482), (63, 292840), (70, 263556), (72, 256235), (84, 219630), (90, 204988), (105, 175704), (120, 153741), (126, 146420), (140, 131778), (168, 109815), (180, 102494), (210, 87852), (252, 73210), (280, 65889), (315, 58568), (360, 51247), (420, 43926), (504, 36605), (630, 29284), (840, 21963), (1260, 14642), (2520, 7321)]