23520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2$

素因数の和:32

約数の個数: 72

約数和(自身を含む): 86184

約数和(自身を除く): 62664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520]

約数ペア:

[(1, 23520), (2, 11760), (3, 7840), (4, 5880), (5, 4704), (6, 3920), (7, 3360), (8, 2940), (10, 2352), (12, 1960), (14, 1680), (15, 1568), (16, 1470), (20, 1176), (21, 1120), (24, 980), (28, 840), (30, 784), (32, 735), (35, 672), (40, 588), (42, 560), (48, 490), (49, 480), (56, 420), (60, 392), (70, 336), (80, 294), (84, 280), (96, 245), (98, 240), (105, 224), (112, 210), (120, 196), (140, 168), (147, 160)]