291221280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:368

約数の個数: 288

約数和(自身を含む): 1149168384

約数和(自身を除く): 857947104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 167, 168, 173, 180, 210, 224, 240, 252, 280, 288, 315, 334, 336, 346, 360, 420, 480, 501, 504, 519, 560, 630, 668, 672, 692, 720, 835, 840, 865, 1002, 1008, 1038, 1120, 1169, 1211, 1260, 1336, 1384, 1440, 1503, 1557, 1670, 1680, 1730, 2004, 2016, 2076, 2338, 2422, 2505, 2520, 2595, 2672, 2768, 3006, 3114, 3340, 3360, 3460, 3507, 3633, 4008, 4152, 4676, 4844, 5010, 5040, 5190, 5344, 5536, 5845, 6012, 6055, 6228, 6680, 6920, 7014, 7266, 7515, 7785, 8016, 8304, 9352, 9688, 10020, 10080, 10380, 10521, 10899, 11690, 12024, 12110, 12456, 13360, 13840, 14028, 14532, 15030, 15570, 16032, 16608, 17535, 18165, 18704, 19376, 20040, 20760, 21042, 21798, 23380, 24048, 24220, 24912, 26720, 27680, 28056, 28891, 29064, 30060, 31140, 35070, 36330, 37408, 38752, 40080, 41520, 42084, 43596, 46760, 48096, 48440, 49824, 52605, 54495, 56112, 57782, 58128, 60120, 62280, 70140, 72660, 80160, 83040, 84168, 86673, 87192, 93520, 96880, 105210, 108990, 112224, 115564, 116256, 120240, 124560, 140280, 144455, 145320, 168336, 173346, 174384, 187040, 193760, 202237, 210420, 217980, 231128, 240480, 249120, 260019, 280560, 288910, 290640, 336672, 346692, 348768, 404474, 420840, 433365, 435960, 462256, 520038, 561120, 577820, 581280, 606711, 693384, 808948, 841680, 866730, 871920, 924512, 1011185, 1040076, 1155640, 1213422, 1300095, 1386768, 1617896, 1683360, 1733460, 1743840, 1820133, 2022370, 2080152, 2311280, 2426844, 2600190, 2773536, 3033555, 3235792, 3466920, 3640266, 4044740, 4160304, 4622560, 4853688, 5200380, 6067110, 6471584, 6933840, 7280532, 8089480, 8320608, 9100665, 9707376, 10400760, 12134220, 13867680, 14561064, 16178960, 18201330, 19414752, 20801520, 24268440, 29122128, 32357920, 36402660, 41603040, 48536880, 58244256, 72805320, 97073760, 145610640, 291221280]

約数ペア:

[(1, 291221280), (2, 145610640), (3, 97073760), (4, 72805320), (5, 58244256), (6, 48536880), (7, 41603040), (8, 36402660), (9, 32357920), (10, 29122128), (12, 24268440), (14, 20801520), (15, 19414752), (16, 18201330), (18, 16178960), (20, 14561064), (21, 13867680), (24, 12134220), (28, 10400760), (30, 9707376), (32, 9100665), (35, 8320608), (36, 8089480), (40, 7280532), (42, 6933840), (45, 6471584), (48, 6067110), (56, 5200380), (60, 4853688), (63, 4622560), (70, 4160304), (72, 4044740), (80, 3640266), (84, 3466920), (90, 3235792), (96, 3033555), (105, 2773536), (112, 2600190), (120, 2426844), (126, 2311280), (140, 2080152), (144, 2022370), (160, 1820133), (167, 1743840), (168, 1733460), (173, 1683360), (180, 1617896), (210, 1386768), (224, 1300095), (240, 1213422), (252, 1155640), (280, 1040076), (288, 1011185), (315, 924512), (334, 871920), (336, 866730), (346, 841680), (360, 808948), (420, 693384), (480, 606711), (501, 581280), (504, 577820), (519, 561120), (560, 520038), (630, 462256), (668, 435960), (672, 433365), (692, 420840), (720, 404474), (835, 348768), (840, 346692), (865, 336672), (1002, 290640), (1008, 288910), (1038, 280560), (1120, 260019), (1169, 249120), (1211, 240480), (1260, 231128), (1336, 217980), (1384, 210420), (1440, 202237), (1503, 193760), (1557, 187040), (1670, 174384), (1680, 173346), (1730, 168336), (2004, 145320), (2016, 144455), (2076, 140280), (2338, 124560), (2422, 120240), (2505, 116256), (2520, 115564), (2595, 112224), (2672, 108990), (2768, 105210), (3006, 96880), (3114, 93520), (3340, 87192), (3360, 86673), (3460, 84168), (3507, 83040), (3633, 80160), (4008, 72660), (4152, 70140), (4676, 62280), (4844, 60120), (5010, 58128), (5040, 57782), (5190, 56112), (5344, 54495), (5536, 52605), (5845, 49824), (6012, 48440), (6055, 48096), (6228, 46760), (6680, 43596), (6920, 42084), (7014, 41520), (7266, 40080), (7515, 38752), (7785, 37408), (8016, 36330), (8304, 35070), (9352, 31140), (9688, 30060), (10020, 29064), (10080, 28891), (10380, 28056), (10521, 27680), (10899, 26720), (11690, 24912), (12024, 24220), (12110, 24048), (12456, 23380), (13360, 21798), (13840, 21042), (14028, 20760), (14532, 20040), (15030, 19376), (15570, 18704), (16032, 18165), (16608, 17535)]