21038454720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{997}}^1$

素因数の和:1468

約数の個数: 336

約数和(自身を含む): 76874997888

約数和(自身を除く): 55836543168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 408, 431, 480, 510, 544, 576, 612, 680, 720, 765, 816, 862, 960, 997, 1020, 1088, 1224, 1293, 1360, 1440, 1530, 1632, 1724, 1994, 2040, 2155, 2448, 2586, 2720, 2880, 2991, 3060, 3264, 3448, 3879, 3988, 4080, 4310, 4896, 4985, 5172, 5440, 5982, 6120, 6465, 6896, 7327, 7758, 7976, 8160, 8620, 8973, 9792, 9970, 10344, 11964, 12240, 12930, 13792, 14654, 14955, 15516, 15952, 16320, 16949, 17240, 17946, 19395, 19940, 20688, 21981, 23928, 24480, 25860, 27584, 29308, 29910, 31032, 31904, 33898, 34480, 35892, 36635, 38790, 39880, 41376, 43962, 44865, 47856, 48960, 50847, 51720, 58616, 59820, 62064, 63808, 65943, 67796, 68960, 71784, 73270, 77580, 79760, 82752, 84745, 87924, 89730, 95712, 101694, 103440, 109905, 117232, 119640, 124128, 131886, 135592, 137920, 143568, 146540, 152541, 155160, 159520, 169490, 175848, 179460, 191424, 203388, 206880, 219810, 234464, 239280, 248256, 254235, 263772, 271184, 287136, 293080, 305082, 310320, 319040, 329715, 338980, 351696, 358920, 406776, 413760, 429707, 439620, 468928, 478560, 508470, 527544, 542368, 574272, 586160, 610164, 620640, 659430, 677960, 703392, 717840, 762705, 813552, 859414, 879240, 957120, 1016940, 1055088, 1084736, 1172320, 1220328, 1241280, 1289121, 1318860, 1355920, 1406784, 1435680, 1525410, 1627104, 1718828, 1758480, 2033880, 2110176, 2148535, 2344640, 2440656, 2578242, 2637720, 2711840, 2871360, 3050820, 3254208, 3437656, 3516960, 3867363, 4067760, 4220352, 4297070, 4881312, 5156484, 5275440, 5423680, 6101640, 6445605, 6875312, 7033920, 7305019, 7734726, 8135520, 8594140, 9762624, 10312968, 10550880, 12203280, 12891210, 13750624, 14610038, 15469452, 16271040, 17188280, 19336815, 20625936, 21101760, 21915057, 24406560, 25782420, 27501248, 29220076, 30938904, 34376560, 36525095, 38673630, 41251872, 43830114, 48813120, 51564840, 58440152, 61877808, 65745171, 68753120, 73050190, 77347260, 82503744, 87660228, 103129680, 109575285, 116880304, 123755616, 131490342, 137506240, 146100380, 154694520, 175320456, 206259360, 219150570, 233760608, 247511232, 262980684, 292200760, 309389040, 328725855, 350640912, 412518720, 438301140, 467521216, 525961368, 584401520, 618778080, 657451710, 701281824, 876602280, 1051922736, 1168803040, 1237556160, 1314903420, 1402563648, 1753204560, 2103845472, 2337606080, 2629806840, 3506409120, 4207690944, 5259613680, 7012818240, 10519227360, 21038454720]

約数ペア:

[(1, 21038454720), (2, 10519227360), (3, 7012818240), (4, 5259613680), (5, 4207690944), (6, 3506409120), (8, 2629806840), (9, 2337606080), (10, 2103845472), (12, 1753204560), (15, 1402563648), (16, 1314903420), (17, 1237556160), (18, 1168803040), (20, 1051922736), (24, 876602280), (30, 701281824), (32, 657451710), (34, 618778080), (36, 584401520), (40, 525961368), (45, 467521216), (48, 438301140), (51, 412518720), (60, 350640912), (64, 328725855), (68, 309389040), (72, 292200760), (80, 262980684), (85, 247511232), (90, 233760608), (96, 219150570), (102, 206259360), (120, 175320456), (136, 154694520), (144, 146100380), (153, 137506240), (160, 131490342), (170, 123755616), (180, 116880304), (192, 109575285), (204, 103129680), (240, 87660228), (255, 82503744), (272, 77347260), (288, 73050190), (306, 68753120), (320, 65745171), (340, 61877808), (360, 58440152), (408, 51564840), (431, 48813120), (480, 43830114), (510, 41251872), (544, 38673630), (576, 36525095), (612, 34376560), (680, 30938904), (720, 29220076), (765, 27501248), (816, 25782420), (862, 24406560), (960, 21915057), (997, 21101760), (1020, 20625936), (1088, 19336815), (1224, 17188280), (1293, 16271040), (1360, 15469452), (1440, 14610038), (1530, 13750624), (1632, 12891210), (1724, 12203280), (1994, 10550880), (2040, 10312968), (2155, 9762624), (2448, 8594140), (2586, 8135520), (2720, 7734726), (2880, 7305019), (2991, 7033920), (3060, 6875312), (3264, 6445605), (3448, 6101640), (3879, 5423680), (3988, 5275440), (4080, 5156484), (4310, 4881312), (4896, 4297070), (4985, 4220352), (5172, 4067760), (5440, 3867363), (5982, 3516960), (6120, 3437656), (6465, 3254208), (6896, 3050820), (7327, 2871360), (7758, 2711840), (7976, 2637720), (8160, 2578242), (8620, 2440656), (8973, 2344640), (9792, 2148535), (9970, 2110176), (10344, 2033880), (11964, 1758480), (12240, 1718828), (12930, 1627104), (13792, 1525410), (14654, 1435680), (14955, 1406784), (15516, 1355920), (15952, 1318860), (16320, 1289121), (16949, 1241280), (17240, 1220328), (17946, 1172320), (19395, 1084736), (19940, 1055088), (20688, 1016940), (21981, 957120), (23928, 879240), (24480, 859414), (25860, 813552), (27584, 762705), (29308, 717840), (29910, 703392), (31032, 677960), (31904, 659430), (33898, 620640), (34480, 610164), (35892, 586160), (36635, 574272), (38790, 542368), (39880, 527544), (41376, 508470), (43962, 478560), (44865, 468928), (47856, 439620), (48960, 429707), (50847, 413760), (51720, 406776), (58616, 358920), (59820, 351696), (62064, 338980), (63808, 329715), (65943, 319040), (67796, 310320), (68960, 305082), (71784, 293080), (73270, 287136), (77580, 271184), (79760, 263772), (82752, 254235), (84745, 248256), (87924, 239280), (89730, 234464), (95712, 219810), (101694, 206880), (103440, 203388), (109905, 191424), (117232, 179460), (119640, 175848), (124128, 169490), (131886, 159520), (135592, 155160), (137920, 152541), (143568, 146540)]