212043720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 256

約数和(自身を含む): 796262400

約数和(自身を除く): 584218680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 51, 56, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 120, 124, 136, 140, 155, 168, 170, 186, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 372, 408, 420, 434, 465, 476, 479, 510, 527, 595, 620, 651, 680, 714, 744, 840, 868, 930, 952, 958, 1020, 1054, 1085, 1190, 1240, 1302, 1428, 1437, 1581, 1736, 1785, 1860, 1916, 2040, 2108, 2170, 2380, 2395, 2604, 2635, 2856, 2874, 3162, 3255, 3353, 3570, 3689, 3720, 3832, 4216, 4340, 4760, 4790, 5208, 5270, 5748, 6324, 6510, 6706, 7140, 7185, 7378, 7905, 8143, 8680, 9580, 10059, 10540, 11067, 11496, 12648, 13020, 13412, 14280, 14370, 14756, 14849, 15810, 16286, 16765, 18445, 19160, 20118, 21080, 22134, 24429, 26040, 26824, 28740, 29512, 29698, 31620, 32572, 33530, 36890, 40236, 40715, 44268, 44547, 48858, 50295, 55335, 57001, 57480, 59396, 63240, 65144, 67060, 73780, 74245, 80472, 81430, 88536, 89094, 97716, 100590, 103943, 110670, 114002, 118792, 122145, 134120, 147560, 148490, 162860, 171003, 178188, 195432, 201180, 207886, 221340, 222735, 228004, 244290, 252433, 285005, 296980, 311829, 325720, 342006, 356376, 402360, 415772, 442680, 445470, 456008, 488580, 504866, 519715, 570010, 593960, 623658, 684012, 757299, 831544, 855015, 890940, 977160, 1009732, 1039430, 1140020, 1247316, 1262165, 1368024, 1514598, 1559145, 1710030, 1767031, 1781880, 2019464, 2078860, 2280040, 2494632, 2524330, 3029196, 3118290, 3420060, 3534062, 3786495, 4157720, 5048660, 5301093, 6058392, 6236580, 6840120, 7068124, 7572990, 8835155, 10097320, 10602186, 12473160, 14136248, 15145980, 17670310, 21204372, 26505465, 30291960, 35340620, 42408744, 53010930, 70681240, 106021860, 212043720]

約数ペア:

[(1, 212043720), (2, 106021860), (3, 70681240), (4, 53010930), (5, 42408744), (6, 35340620), (7, 30291960), (8, 26505465), (10, 21204372), (12, 17670310), (14, 15145980), (15, 14136248), (17, 12473160), (20, 10602186), (21, 10097320), (24, 8835155), (28, 7572990), (30, 7068124), (31, 6840120), (34, 6236580), (35, 6058392), (40, 5301093), (42, 5048660), (51, 4157720), (56, 3786495), (60, 3534062), (62, 3420060), (68, 3118290), (70, 3029196), (84, 2524330), (85, 2494632), (93, 2280040), (102, 2078860), (105, 2019464), (119, 1781880), (120, 1767031), (124, 1710030), (136, 1559145), (140, 1514598), (155, 1368024), (168, 1262165), (170, 1247316), (186, 1140020), (204, 1039430), (210, 1009732), (217, 977160), (238, 890940), (248, 855015), (255, 831544), (280, 757299), (310, 684012), (340, 623658), (357, 593960), (372, 570010), (408, 519715), (420, 504866), (434, 488580), (465, 456008), (476, 445470), (479, 442680), (510, 415772), (527, 402360), (595, 356376), (620, 342006), (651, 325720), (680, 311829), (714, 296980), (744, 285005), (840, 252433), (868, 244290), (930, 228004), (952, 222735), (958, 221340), (1020, 207886), (1054, 201180), (1085, 195432), (1190, 178188), (1240, 171003), (1302, 162860), (1428, 148490), (1437, 147560), (1581, 134120), (1736, 122145), (1785, 118792), (1860, 114002), (1916, 110670), (2040, 103943), (2108, 100590), (2170, 97716), (2380, 89094), (2395, 88536), (2604, 81430), (2635, 80472), (2856, 74245), (2874, 73780), (3162, 67060), (3255, 65144), (3353, 63240), (3570, 59396), (3689, 57480), (3720, 57001), (3832, 55335), (4216, 50295), (4340, 48858), (4760, 44547), (4790, 44268), (5208, 40715), (5270, 40236), (5748, 36890), (6324, 33530), (6510, 32572), (6706, 31620), (7140, 29698), (7185, 29512), (7378, 28740), (7905, 26824), (8143, 26040), (8680, 24429), (9580, 22134), (10059, 21080), (10540, 20118), (11067, 19160), (11496, 18445), (12648, 16765), (13020, 16286), (13412, 15810), (14280, 14849), (14370, 14756)]