27939480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 89579520

約数和(自身を除く): 61640040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 138, 159, 184, 191, 212, 230, 265, 276, 318, 345, 382, 424, 460, 530, 552, 573, 636, 690, 764, 795, 920, 955, 1060, 1146, 1219, 1272, 1380, 1528, 1590, 1910, 2120, 2292, 2438, 2760, 2865, 3180, 3657, 3820, 4393, 4584, 4876, 5730, 6095, 6360, 7314, 7640, 8786, 9752, 10123, 11460, 12190, 13179, 14628, 17572, 18285, 20246, 21965, 22920, 24380, 26358, 29256, 30369, 35144, 36570, 40492, 43930, 48760, 50615, 52716, 60738, 65895, 73140, 80984, 87860, 101230, 105432, 121476, 131790, 146280, 151845, 175720, 202460, 232829, 242952, 263580, 303690, 404920, 465658, 527160, 607380, 698487, 931316, 1164145, 1214760, 1396974, 1862632, 2328290, 2793948, 3492435, 4656580, 5587896, 6984870, 9313160, 13969740, 27939480]

約数ペア:

[(1, 27939480), (2, 13969740), (3, 9313160), (4, 6984870), (5, 5587896), (6, 4656580), (8, 3492435), (10, 2793948), (12, 2328290), (15, 1862632), (20, 1396974), (23, 1214760), (24, 1164145), (30, 931316), (40, 698487), (46, 607380), (53, 527160), (60, 465658), (69, 404920), (92, 303690), (106, 263580), (115, 242952), (120, 232829), (138, 202460), (159, 175720), (184, 151845), (191, 146280), (212, 131790), (230, 121476), (265, 105432), (276, 101230), (318, 87860), (345, 80984), (382, 73140), (424, 65895), (460, 60738), (530, 52716), (552, 50615), (573, 48760), (636, 43930), (690, 40492), (764, 36570), (795, 35144), (920, 30369), (955, 29256), (1060, 26358), (1146, 24380), (1219, 22920), (1272, 21965), (1380, 20246), (1528, 18285), (1590, 17572), (1910, 14628), (2120, 13179), (2292, 12190), (2438, 11460), (2760, 10123), (2865, 9752), (3180, 8786), (3657, 7640), (3820, 7314), (4393, 6360), (4584, 6095), (4876, 5730)]