27930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1$

素因数の和:43

約数の個数: 48

約数和(自身を含む): 82080

約数和(自身を除く): 54150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 49, 57, 70, 95, 98, 105, 114, 133, 147, 190, 210, 245, 266, 285, 294, 399, 490, 570, 665, 735, 798, 931, 1330, 1470, 1862, 1995, 2793, 3990, 4655, 5586, 9310, 13965, 27930]

約数ペア:

[(1, 27930), (2, 13965), (3, 9310), (5, 5586), (6, 4655), (7, 3990), (10, 2793), (14, 1995), (15, 1862), (19, 1470), (21, 1330), (30, 931), (35, 798), (38, 735), (42, 665), (49, 570), (57, 490), (70, 399), (95, 294), (98, 285), (105, 266), (114, 245), (133, 210), (147, 190)]