12745440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 144

約数和(自身を含む): 44579808

約数和(自身を除く): 31834368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 167, 180, 212, 240, 265, 288, 318, 334, 360, 424, 477, 480, 501, 530, 636, 668, 720, 795, 835, 848, 954, 1002, 1060, 1272, 1336, 1440, 1503, 1590, 1670, 1696, 1908, 2004, 2120, 2385, 2505, 2544, 2672, 3006, 3180, 3340, 3816, 4008, 4240, 4770, 5010, 5088, 5344, 6012, 6360, 6680, 7515, 7632, 8016, 8480, 8851, 9540, 10020, 12024, 12720, 13360, 15030, 15264, 16032, 17702, 19080, 20040, 24048, 25440, 26553, 26720, 30060, 35404, 38160, 40080, 44255, 48096, 53106, 60120, 70808, 76320, 79659, 80160, 88510, 106212, 120240, 132765, 141616, 159318, 177020, 212424, 240480, 265530, 283232, 318636, 354040, 398295, 424848, 531060, 637272, 708080, 796590, 849696, 1062120, 1274544, 1416160, 1593180, 2124240, 2549088, 3186360, 4248480, 6372720, 12745440]

約数ペア:

[(1, 12745440), (2, 6372720), (3, 4248480), (4, 3186360), (5, 2549088), (6, 2124240), (8, 1593180), (9, 1416160), (10, 1274544), (12, 1062120), (15, 849696), (16, 796590), (18, 708080), (20, 637272), (24, 531060), (30, 424848), (32, 398295), (36, 354040), (40, 318636), (45, 283232), (48, 265530), (53, 240480), (60, 212424), (72, 177020), (80, 159318), (90, 141616), (96, 132765), (106, 120240), (120, 106212), (144, 88510), (159, 80160), (160, 79659), (167, 76320), (180, 70808), (212, 60120), (240, 53106), (265, 48096), (288, 44255), (318, 40080), (334, 38160), (360, 35404), (424, 30060), (477, 26720), (480, 26553), (501, 25440), (530, 24048), (636, 20040), (668, 19080), (720, 17702), (795, 16032), (835, 15264), (848, 15030), (954, 13360), (1002, 12720), (1060, 12024), (1272, 10020), (1336, 9540), (1440, 8851), (1503, 8480), (1590, 8016), (1670, 7632), (1696, 7515), (1908, 6680), (2004, 6360), (2120, 6012), (2385, 5344), (2505, 5088), (2544, 5010), (2672, 4770), (3006, 4240), (3180, 4008), (3340, 3816)]