18345240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 60231600

約数和(自身を除く): 41886360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 389, 393, 524, 655, 778, 786, 1048, 1167, 1179, 1310, 1556, 1572, 1945, 1965, 2334, 2358, 2620, 3112, 3144, 3501, 3890, 3930, 4668, 4716, 5240, 5835, 5895, 7002, 7780, 7860, 9336, 9432, 11670, 11790, 14004, 15560, 15720, 17505, 23340, 23580, 28008, 35010, 46680, 47160, 50959, 70020, 101918, 140040, 152877, 203836, 254795, 305754, 407672, 458631, 509590, 611508, 764385, 917262, 1019180, 1223016, 1528770, 1834524, 2038360, 2293155, 3057540, 3669048, 4586310, 6115080, 9172620, 18345240]

約数ペア:

[(1, 18345240), (2, 9172620), (3, 6115080), (4, 4586310), (5, 3669048), (6, 3057540), (8, 2293155), (9, 2038360), (10, 1834524), (12, 1528770), (15, 1223016), (18, 1019180), (20, 917262), (24, 764385), (30, 611508), (36, 509590), (40, 458631), (45, 407672), (60, 305754), (72, 254795), (90, 203836), (120, 152877), (131, 140040), (180, 101918), (262, 70020), (360, 50959), (389, 47160), (393, 46680), (524, 35010), (655, 28008), (778, 23580), (786, 23340), (1048, 17505), (1167, 15720), (1179, 15560), (1310, 14004), (1556, 11790), (1572, 11670), (1945, 9432), (1965, 9336), (2334, 7860), (2358, 7780), (2620, 7002), (3112, 5895), (3144, 5835), (3501, 5240), (3890, 4716), (3930, 4668)]