525555180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{8821}}^1$

素因数の和:9167

約数の個数: 72

約数和(自身を含む): 1599181584

約数和(自身を除く): 1073626404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3310, 3972, 4965, 5958, 6620, 8821, 9930, 11916, 14895, 17642, 19860, 26463, 29790, 35284, 44105, 52926, 59580, 79389, 88210, 105852, 132315, 158778, 176420, 264630, 317556, 396945, 529260, 793890, 1587780, 2919751, 5839502, 8759253, 11679004, 14598755, 17518506, 26277759, 29197510, 35037012, 43796265, 52555518, 58395020, 87592530, 105111036, 131388795, 175185060, 262777590, 525555180]

約数ペア:

[(1, 525555180), (2, 262777590), (3, 175185060), (4, 131388795), (5, 105111036), (6, 87592530), (9, 58395020), (10, 52555518), (12, 43796265), (15, 35037012), (18, 29197510), (20, 26277759), (30, 17518506), (36, 14598755), (45, 11679004), (60, 8759253), (90, 5839502), (180, 2919751), (331, 1587780), (662, 793890), (993, 529260), (1324, 396945), (1655, 317556), (1986, 264630), (2979, 176420), (3310, 158778), (3972, 132315), (4965, 105852), (5958, 88210), (6620, 79389), (8821, 59580), (9930, 52926), (11916, 44105), (14895, 35284), (17642, 29790), (19860, 26463)]