18333450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:460

約数の個数: 72

約数和(自身を含む): 49791456

約数和(自身を除く): 31458006

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 131, 150, 225, 262, 311, 393, 450, 622, 655, 786, 933, 1179, 1310, 1555, 1866, 1965, 2358, 2799, 3110, 3275, 3930, 4665, 5598, 5895, 6550, 7775, 9330, 9825, 11790, 13995, 15550, 19650, 23325, 27990, 29475, 40741, 46650, 58950, 69975, 81482, 122223, 139950, 203705, 244446, 366669, 407410, 611115, 733338, 1018525, 1222230, 1833345, 2037050, 3055575, 3666690, 6111150, 9166725, 18333450]

約数ペア:

[(1, 18333450), (2, 9166725), (3, 6111150), (5, 3666690), (6, 3055575), (9, 2037050), (10, 1833345), (15, 1222230), (18, 1018525), (25, 733338), (30, 611115), (45, 407410), (50, 366669), (75, 244446), (90, 203705), (131, 139950), (150, 122223), (225, 81482), (262, 69975), (311, 58950), (393, 46650), (450, 40741), (622, 29475), (655, 27990), (786, 23325), (933, 19650), (1179, 15550), (1310, 13995), (1555, 11790), (1866, 9825), (1965, 9330), (2358, 7775), (2799, 6550), (3110, 5895), (3275, 5598), (3930, 4665)]