2785680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 9662328

約数和(自身を除く): 6876648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 73, 80, 90, 106, 120, 144, 146, 159, 180, 212, 219, 240, 265, 292, 318, 360, 365, 424, 438, 477, 530, 584, 636, 657, 720, 730, 795, 848, 876, 954, 1060, 1095, 1168, 1272, 1314, 1460, 1590, 1752, 1908, 2120, 2190, 2385, 2544, 2628, 2920, 3180, 3285, 3504, 3816, 3869, 4240, 4380, 4770, 5256, 5840, 6360, 6570, 7632, 7738, 8760, 9540, 10512, 11607, 12720, 13140, 15476, 17520, 19080, 19345, 23214, 26280, 30952, 34821, 38160, 38690, 46428, 52560, 58035, 61904, 69642, 77380, 92856, 116070, 139284, 154760, 174105, 185712, 232140, 278568, 309520, 348210, 464280, 557136, 696420, 928560, 1392840, 2785680]

約数ペア:

[(1, 2785680), (2, 1392840), (3, 928560), (4, 696420), (5, 557136), (6, 464280), (8, 348210), (9, 309520), (10, 278568), (12, 232140), (15, 185712), (16, 174105), (18, 154760), (20, 139284), (24, 116070), (30, 92856), (36, 77380), (40, 69642), (45, 61904), (48, 58035), (53, 52560), (60, 46428), (72, 38690), (73, 38160), (80, 34821), (90, 30952), (106, 26280), (120, 23214), (144, 19345), (146, 19080), (159, 17520), (180, 15476), (212, 13140), (219, 12720), (240, 11607), (265, 10512), (292, 9540), (318, 8760), (360, 7738), (365, 7632), (424, 6570), (438, 6360), (477, 5840), (530, 5256), (584, 4770), (636, 4380), (657, 4240), (720, 3869), (730, 3816), (795, 3504), (848, 3285), (876, 3180), (954, 2920), (1060, 2628), (1095, 2544), (1168, 2385), (1272, 2190), (1314, 2120), (1460, 1908), (1590, 1752)]