218720400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 240

約数和(自身を含む): 755576640

約数和(自身を除く): 536856240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 53, 57, 60, 75, 76, 80, 95, 100, 106, 114, 120, 150, 152, 159, 181, 190, 200, 212, 228, 240, 265, 285, 300, 304, 318, 362, 380, 400, 424, 456, 475, 530, 543, 570, 600, 636, 724, 760, 795, 848, 905, 912, 950, 1007, 1060, 1086, 1140, 1200, 1272, 1325, 1425, 1448, 1520, 1590, 1810, 1900, 2014, 2120, 2172, 2280, 2544, 2650, 2715, 2850, 2896, 3021, 3180, 3439, 3620, 3800, 3975, 4028, 4240, 4344, 4525, 4560, 5035, 5300, 5430, 5700, 6042, 6360, 6878, 7240, 7600, 7950, 8056, 8688, 9050, 9593, 10070, 10317, 10600, 10860, 11400, 12084, 12720, 13575, 13756, 14480, 15105, 15900, 16112, 17195, 18100, 19186, 20140, 20634, 21200, 21720, 22800, 24168, 25175, 27150, 27512, 28779, 30210, 31800, 34390, 36200, 38372, 40280, 41268, 43440, 47965, 48336, 50350, 51585, 54300, 55024, 57558, 60420, 63600, 68780, 72400, 75525, 76744, 80560, 82536, 85975, 95930, 100700, 103170, 108600, 115116, 120840, 137560, 143895, 151050, 153488, 165072, 171950, 182267, 191860, 201400, 206340, 217200, 230232, 239825, 241680, 257925, 275120, 287790, 302100, 343900, 364534, 383720, 402800, 412680, 460464, 479650, 515850, 546801, 575580, 604200, 687800, 719475, 729068, 767440, 825360, 911335, 959300, 1031700, 1093602, 1151160, 1208400, 1375600, 1438950, 1458136, 1822670, 1918600, 2063400, 2187204, 2302320, 2734005, 2877900, 2916272, 3645340, 3837200, 4126800, 4374408, 4556675, 5468010, 5755800, 7290680, 8748816, 9113350, 10936020, 11511600, 13670025, 14581360, 18226700, 21872040, 27340050, 36453400, 43744080, 54680100, 72906800, 109360200, 218720400]

約数ペア:

[(1, 218720400), (2, 109360200), (3, 72906800), (4, 54680100), (5, 43744080), (6, 36453400), (8, 27340050), (10, 21872040), (12, 18226700), (15, 14581360), (16, 13670025), (19, 11511600), (20, 10936020), (24, 9113350), (25, 8748816), (30, 7290680), (38, 5755800), (40, 5468010), (48, 4556675), (50, 4374408), (53, 4126800), (57, 3837200), (60, 3645340), (75, 2916272), (76, 2877900), (80, 2734005), (95, 2302320), (100, 2187204), (106, 2063400), (114, 1918600), (120, 1822670), (150, 1458136), (152, 1438950), (159, 1375600), (181, 1208400), (190, 1151160), (200, 1093602), (212, 1031700), (228, 959300), (240, 911335), (265, 825360), (285, 767440), (300, 729068), (304, 719475), (318, 687800), (362, 604200), (380, 575580), (400, 546801), (424, 515850), (456, 479650), (475, 460464), (530, 412680), (543, 402800), (570, 383720), (600, 364534), (636, 343900), (724, 302100), (760, 287790), (795, 275120), (848, 257925), (905, 241680), (912, 239825), (950, 230232), (1007, 217200), (1060, 206340), (1086, 201400), (1140, 191860), (1200, 182267), (1272, 171950), (1325, 165072), (1425, 153488), (1448, 151050), (1520, 143895), (1590, 137560), (1810, 120840), (1900, 115116), (2014, 108600), (2120, 103170), (2172, 100700), (2280, 95930), (2544, 85975), (2650, 82536), (2715, 80560), (2850, 76744), (2896, 75525), (3021, 72400), (3180, 68780), (3439, 63600), (3620, 60420), (3800, 57558), (3975, 55024), (4028, 54300), (4240, 51585), (4344, 50350), (4525, 48336), (4560, 47965), (5035, 43440), (5300, 41268), (5430, 40280), (5700, 38372), (6042, 36200), (6360, 34390), (6878, 31800), (7240, 30210), (7600, 28779), (7950, 27512), (8056, 27150), (8688, 25175), (9050, 24168), (9593, 22800), (10070, 21720), (10317, 21200), (10600, 20634), (10860, 20140), (11400, 19186), (12084, 18100), (12720, 17195), (13575, 16112), (13756, 15900), (14480, 15105)]