212395680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1156

約数の個数: 288

約数和(自身を含む): 872726400

約数和(自身を除く): 660330720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 336, 342, 360, 380, 399, 420, 456, 480, 504, 532, 560, 570, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1109, 1120, 1140, 1197, 1260, 1330, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2218, 2280, 2394, 2520, 2660, 2736, 3040, 3192, 3327, 3360, 3420, 3990, 4256, 4436, 4560, 4788, 5040, 5320, 5472, 5545, 5985, 6384, 6654, 6840, 7763, 7980, 8872, 9120, 9576, 9981, 10080, 10640, 11090, 11970, 12768, 13308, 13680, 15526, 15960, 16635, 17744, 19152, 19962, 21071, 21280, 22180, 23289, 23940, 26616, 27360, 31052, 31920, 33270, 35488, 38304, 38815, 39924, 42142, 44360, 46578, 47880, 49905, 53232, 62104, 63213, 63840, 66540, 69867, 77630, 79848, 84284, 88720, 93156, 95760, 99810, 105355, 106464, 116445, 124208, 126426, 133080, 139734, 147497, 155260, 159696, 168568, 177440, 186312, 189639, 191520, 199620, 210710, 232890, 248416, 252852, 266160, 279468, 294994, 310520, 316065, 319392, 337136, 349335, 372624, 379278, 399240, 421420, 442491, 465780, 505704, 532320, 558936, 589988, 621040, 632130, 674272, 698670, 737485, 745248, 758556, 798480, 842840, 884982, 931560, 948195, 1011408, 1117872, 1179976, 1242080, 1264260, 1327473, 1397340, 1474970, 1517112, 1596960, 1685680, 1769964, 1863120, 1896390, 2022816, 2212455, 2235744, 2359952, 2528520, 2654946, 2794680, 2949940, 3034224, 3371360, 3539928, 3726240, 3792780, 4424910, 4719904, 5057040, 5309892, 5589360, 5899880, 6068448, 6637365, 7079856, 7585560, 8849820, 10114080, 10619784, 11178720, 11799760, 13274730, 14159712, 15171120, 17699640, 21239568, 23599520, 26549460, 30342240, 35399280, 42479136, 53098920, 70798560, 106197840, 212395680]

約数ペア:

[(1, 212395680), (2, 106197840), (3, 70798560), (4, 53098920), (5, 42479136), (6, 35399280), (7, 30342240), (8, 26549460), (9, 23599520), (10, 21239568), (12, 17699640), (14, 15171120), (15, 14159712), (16, 13274730), (18, 11799760), (19, 11178720), (20, 10619784), (21, 10114080), (24, 8849820), (28, 7585560), (30, 7079856), (32, 6637365), (35, 6068448), (36, 5899880), (38, 5589360), (40, 5309892), (42, 5057040), (45, 4719904), (48, 4424910), (56, 3792780), (57, 3726240), (60, 3539928), (63, 3371360), (70, 3034224), (72, 2949940), (76, 2794680), (80, 2654946), (84, 2528520), (90, 2359952), (95, 2235744), (96, 2212455), (105, 2022816), (112, 1896390), (114, 1863120), (120, 1769964), (126, 1685680), (133, 1596960), (140, 1517112), (144, 1474970), (152, 1397340), (160, 1327473), (168, 1264260), (171, 1242080), (180, 1179976), (190, 1117872), (210, 1011408), (224, 948195), (228, 931560), (240, 884982), (252, 842840), (266, 798480), (280, 758556), (285, 745248), (288, 737485), (304, 698670), (315, 674272), (336, 632130), (342, 621040), (360, 589988), (380, 558936), (399, 532320), (420, 505704), (456, 465780), (480, 442491), (504, 421420), (532, 399240), (560, 379278), (570, 372624), (608, 349335), (630, 337136), (665, 319392), (672, 316065), (684, 310520), (720, 294994), (760, 279468), (798, 266160), (840, 252852), (855, 248416), (912, 232890), (1008, 210710), (1064, 199620), (1109, 191520), (1120, 189639), (1140, 186312), (1197, 177440), (1260, 168568), (1330, 159696), (1368, 155260), (1440, 147497), (1520, 139734), (1596, 133080), (1680, 126426), (1710, 124208), (1824, 116445), (1995, 106464), (2016, 105355), (2128, 99810), (2218, 95760), (2280, 93156), (2394, 88720), (2520, 84284), (2660, 79848), (2736, 77630), (3040, 69867), (3192, 66540), (3327, 63840), (3360, 63213), (3420, 62104), (3990, 53232), (4256, 49905), (4436, 47880), (4560, 46578), (4788, 44360), (5040, 42142), (5320, 39924), (5472, 38815), (5545, 38304), (5985, 35488), (6384, 33270), (6654, 31920), (6840, 31052), (7763, 27360), (7980, 26616), (8872, 23940), (9120, 23289), (9576, 22180), (9981, 21280), (10080, 21071), (10640, 19962), (11090, 19152), (11970, 17744), (12768, 16635), (13308, 15960), (13680, 15526)]