118921680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:849

約数の個数: 120

約数和(自身を含む): 401388000

約数和(自身を除く): 282466320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 331, 360, 499, 662, 720, 993, 998, 1324, 1497, 1655, 1986, 1996, 2495, 2648, 2979, 2994, 3310, 3972, 3992, 4491, 4965, 4990, 5296, 5958, 5988, 6620, 7485, 7944, 7984, 8982, 9930, 9980, 11916, 11976, 13240, 14895, 14970, 15888, 17964, 19860, 19960, 22455, 23832, 23952, 26480, 29790, 29940, 35928, 39720, 39920, 44910, 47664, 59580, 59880, 71856, 79440, 89820, 119160, 119760, 165169, 179640, 238320, 330338, 359280, 495507, 660676, 825845, 991014, 1321352, 1486521, 1651690, 1982028, 2477535, 2642704, 2973042, 3303380, 3964056, 4955070, 5946084, 6606760, 7432605, 7928112, 9910140, 11892168, 13213520, 14865210, 19820280, 23784336, 29730420, 39640560, 59460840, 118921680]

約数ペア:

[(1, 118921680), (2, 59460840), (3, 39640560), (4, 29730420), (5, 23784336), (6, 19820280), (8, 14865210), (9, 13213520), (10, 11892168), (12, 9910140), (15, 7928112), (16, 7432605), (18, 6606760), (20, 5946084), (24, 4955070), (30, 3964056), (36, 3303380), (40, 2973042), (45, 2642704), (48, 2477535), (60, 1982028), (72, 1651690), (80, 1486521), (90, 1321352), (120, 991014), (144, 825845), (180, 660676), (240, 495507), (331, 359280), (360, 330338), (499, 238320), (662, 179640), (720, 165169), (993, 119760), (998, 119160), (1324, 89820), (1497, 79440), (1655, 71856), (1986, 59880), (1996, 59580), (2495, 47664), (2648, 44910), (2979, 39920), (2994, 39720), (3310, 35928), (3972, 29940), (3992, 29790), (4491, 26480), (4965, 23952), (4990, 23832), (5296, 22455), (5958, 19960), (5988, 19860), (6620, 17964), (7485, 15888), (7944, 14970), (7984, 14895), (8982, 13240), (9930, 11976), (9980, 11916)]