29730420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 90636000

約数和(自身を除く): 60905580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 499, 662, 993, 998, 1324, 1497, 1655, 1986, 1996, 2495, 2979, 2994, 3310, 3972, 4491, 4965, 4990, 5958, 5988, 6620, 7485, 8982, 9930, 9980, 11916, 14895, 14970, 17964, 19860, 22455, 29790, 29940, 44910, 59580, 89820, 165169, 330338, 495507, 660676, 825845, 991014, 1486521, 1651690, 1982028, 2477535, 2973042, 3303380, 4955070, 5946084, 7432605, 9910140, 14865210, 29730420]

約数ペア:

[(1, 29730420), (2, 14865210), (3, 9910140), (4, 7432605), (5, 5946084), (6, 4955070), (9, 3303380), (10, 2973042), (12, 2477535), (15, 1982028), (18, 1651690), (20, 1486521), (30, 991014), (36, 825845), (45, 660676), (60, 495507), (90, 330338), (180, 165169), (331, 89820), (499, 59580), (662, 44910), (993, 29940), (998, 29790), (1324, 22455), (1497, 19860), (1655, 17964), (1986, 14970), (1996, 14895), (2495, 11916), (2979, 9980), (2994, 9930), (3310, 8982), (3972, 7485), (4491, 6620), (4965, 5988), (4990, 5958)]