72906800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 120

約数和(自身を含む): 188894160

約数和(自身を除く): 115987360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 53, 76, 80, 95, 100, 106, 152, 181, 190, 200, 212, 265, 304, 362, 380, 400, 424, 475, 530, 724, 760, 848, 905, 950, 1007, 1060, 1325, 1448, 1520, 1810, 1900, 2014, 2120, 2650, 2896, 3439, 3620, 3800, 4028, 4240, 4525, 5035, 5300, 6878, 7240, 7600, 8056, 9050, 9593, 10070, 10600, 13756, 14480, 16112, 17195, 18100, 19186, 20140, 21200, 25175, 27512, 34390, 36200, 38372, 40280, 47965, 50350, 55024, 68780, 72400, 76744, 80560, 85975, 95930, 100700, 137560, 153488, 171950, 182267, 191860, 201400, 239825, 275120, 343900, 364534, 383720, 402800, 479650, 687800, 729068, 767440, 911335, 959300, 1375600, 1458136, 1822670, 1918600, 2916272, 3645340, 3837200, 4556675, 7290680, 9113350, 14581360, 18226700, 36453400, 72906800]

約数ペア:

[(1, 72906800), (2, 36453400), (4, 18226700), (5, 14581360), (8, 9113350), (10, 7290680), (16, 4556675), (19, 3837200), (20, 3645340), (25, 2916272), (38, 1918600), (40, 1822670), (50, 1458136), (53, 1375600), (76, 959300), (80, 911335), (95, 767440), (100, 729068), (106, 687800), (152, 479650), (181, 402800), (190, 383720), (200, 364534), (212, 343900), (265, 275120), (304, 239825), (362, 201400), (380, 191860), (400, 182267), (424, 171950), (475, 153488), (530, 137560), (724, 100700), (760, 95930), (848, 85975), (905, 80560), (950, 76744), (1007, 72400), (1060, 68780), (1325, 55024), (1448, 50350), (1520, 47965), (1810, 40280), (1900, 38372), (2014, 36200), (2120, 34390), (2650, 27512), (2896, 25175), (3439, 21200), (3620, 20140), (3800, 19186), (4028, 18100), (4240, 17195), (4525, 16112), (5035, 14480), (5300, 13756), (6878, 10600), (7240, 10070), (7600, 9593), (8056, 9050)]