386727720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 1188570240

約数和(自身を除く): 801842520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 131, 146, 219, 262, 292, 337, 365, 393, 438, 524, 584, 655, 674, 730, 786, 876, 1011, 1048, 1095, 1310, 1348, 1460, 1572, 1685, 1752, 1965, 2022, 2190, 2620, 2696, 2920, 3144, 3370, 3930, 4044, 4380, 5055, 5240, 6740, 7860, 8088, 8760, 9563, 10110, 13480, 15720, 19126, 20220, 24601, 28689, 38252, 40440, 44147, 47815, 49202, 57378, 73803, 76504, 88294, 95630, 98404, 114756, 123005, 132441, 143445, 147606, 176588, 191260, 196808, 220735, 229512, 246010, 264882, 286890, 295212, 353176, 369015, 382520, 441470, 492020, 529764, 573780, 590424, 662205, 738030, 882940, 984040, 1059528, 1147560, 1324410, 1476060, 1765880, 2648820, 2952120, 3222731, 5297640, 6445462, 9668193, 12890924, 16113655, 19336386, 25781848, 32227310, 38672772, 48340965, 64454620, 77345544, 96681930, 128909240, 193363860, 386727720]

約数ペア:

[(1, 386727720), (2, 193363860), (3, 128909240), (4, 96681930), (5, 77345544), (6, 64454620), (8, 48340965), (10, 38672772), (12, 32227310), (15, 25781848), (20, 19336386), (24, 16113655), (30, 12890924), (40, 9668193), (60, 6445462), (73, 5297640), (120, 3222731), (131, 2952120), (146, 2648820), (219, 1765880), (262, 1476060), (292, 1324410), (337, 1147560), (365, 1059528), (393, 984040), (438, 882940), (524, 738030), (584, 662205), (655, 590424), (674, 573780), (730, 529764), (786, 492020), (876, 441470), (1011, 382520), (1048, 369015), (1095, 353176), (1310, 295212), (1348, 286890), (1460, 264882), (1572, 246010), (1685, 229512), (1752, 220735), (1965, 196808), (2022, 191260), (2190, 176588), (2620, 147606), (2696, 143445), (2920, 132441), (3144, 123005), (3370, 114756), (3930, 98404), (4044, 95630), (4380, 88294), (5055, 76504), (5240, 73803), (6740, 57378), (7860, 49202), (8088, 47815), (8760, 44147), (9563, 40440), (10110, 38252), (13480, 28689), (15720, 24601), (19126, 20220)]