30311460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8863}}^1$

素因数の和:8897

約数の個数: 72

約数和(自身を含む): 96794880

約数和(自身を除く): 66483420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 8863, 17726, 26589, 35452, 44315, 53178, 79767, 88630, 106356, 132945, 159534, 168397, 177260, 265890, 319068, 336794, 398835, 505191, 531780, 673588, 797670, 841985, 1010382, 1515573, 1595340, 1683970, 2020764, 2525955, 3031146, 3367940, 5051910, 6062292, 7577865, 10103820, 15155730, 30311460]

約数ペア:

[(1, 30311460), (2, 15155730), (3, 10103820), (4, 7577865), (5, 6062292), (6, 5051910), (9, 3367940), (10, 3031146), (12, 2525955), (15, 2020764), (18, 1683970), (19, 1595340), (20, 1515573), (30, 1010382), (36, 841985), (38, 797670), (45, 673588), (57, 531780), (60, 505191), (76, 398835), (90, 336794), (95, 319068), (114, 265890), (171, 177260), (180, 168397), (190, 159534), (228, 132945), (285, 106356), (342, 88630), (380, 79767), (570, 53178), (684, 44315), (855, 35452), (1140, 26589), (1710, 17726), (3420, 8863)]