20766486720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{3163}}^1$

素因数の和:4167

約数の個数: 224

約数和(自身を含む): 75453654528

約数和(自身を除く): 54687167808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 977, 1120, 1344, 1680, 1954, 2240, 2931, 3163, 3360, 3908, 4885, 5862, 6326, 6720, 6839, 7816, 9489, 9770, 11724, 12652, 13678, 14655, 15632, 15815, 18978, 19540, 20517, 22141, 23448, 25304, 27356, 29310, 31264, 31630, 34195, 37956, 39080, 41034, 44282, 46896, 47445, 50608, 54712, 58620, 62528, 63260, 66423, 68390, 75912, 78160, 82068, 88564, 93792, 94890, 101216, 102585, 109424, 110705, 117240, 126520, 132846, 136780, 151824, 156320, 164136, 177128, 187584, 189780, 202432, 205170, 218848, 221410, 234480, 253040, 265692, 273560, 303648, 312640, 328272, 332115, 354256, 379560, 410340, 437696, 442820, 468960, 506080, 531384, 547120, 607296, 656544, 664230, 708512, 759120, 820680, 885640, 937920, 1012160, 1062768, 1094240, 1313088, 1328460, 1417024, 1518240, 1641360, 1771280, 2125536, 2188480, 2656920, 3036480, 3090251, 3282720, 3542560, 4251072, 5313840, 6180502, 6565440, 7085120, 9270753, 10627680, 12361004, 15451255, 18541506, 21255360, 21631757, 24722008, 30902510, 37083012, 43263514, 46353765, 49444016, 61805020, 64895271, 74166024, 86527028, 92707530, 98888032, 108158785, 123610040, 129790542, 148332048, 173054056, 185415060, 197776064, 216317570, 247220080, 259581084, 296664096, 324476355, 346108112, 370830120, 432635140, 494440160, 519162168, 593328192, 648952710, 692216224, 741660240, 865270280, 988880320, 1038324336, 1297905420, 1384432448, 1483320480, 1730540560, 2076648672, 2595810840, 2966640960, 3461081120, 4153297344, 5191621680, 6922162240, 10383243360, 20766486720]

約数ペア:

[(1, 20766486720), (2, 10383243360), (3, 6922162240), (4, 5191621680), (5, 4153297344), (6, 3461081120), (7, 2966640960), (8, 2595810840), (10, 2076648672), (12, 1730540560), (14, 1483320480), (15, 1384432448), (16, 1297905420), (20, 1038324336), (21, 988880320), (24, 865270280), (28, 741660240), (30, 692216224), (32, 648952710), (35, 593328192), (40, 519162168), (42, 494440160), (48, 432635140), (56, 370830120), (60, 346108112), (64, 324476355), (70, 296664096), (80, 259581084), (84, 247220080), (96, 216317570), (105, 197776064), (112, 185415060), (120, 173054056), (140, 148332048), (160, 129790542), (168, 123610040), (192, 108158785), (210, 98888032), (224, 92707530), (240, 86527028), (280, 74166024), (320, 64895271), (336, 61805020), (420, 49444016), (448, 46353765), (480, 43263514), (560, 37083012), (672, 30902510), (840, 24722008), (960, 21631757), (977, 21255360), (1120, 18541506), (1344, 15451255), (1680, 12361004), (1954, 10627680), (2240, 9270753), (2931, 7085120), (3163, 6565440), (3360, 6180502), (3908, 5313840), (4885, 4251072), (5862, 3542560), (6326, 3282720), (6720, 3090251), (6839, 3036480), (7816, 2656920), (9489, 2188480), (9770, 2125536), (11724, 1771280), (12652, 1641360), (13678, 1518240), (14655, 1417024), (15632, 1328460), (15815, 1313088), (18978, 1094240), (19540, 1062768), (20517, 1012160), (22141, 937920), (23448, 885640), (25304, 820680), (27356, 759120), (29310, 708512), (31264, 664230), (31630, 656544), (34195, 607296), (37956, 547120), (39080, 531384), (41034, 506080), (44282, 468960), (46896, 442820), (47445, 437696), (50608, 410340), (54712, 379560), (58620, 354256), (62528, 332115), (63260, 328272), (66423, 312640), (68390, 303648), (75912, 273560), (78160, 265692), (82068, 253040), (88564, 234480), (93792, 221410), (94890, 218848), (101216, 205170), (102585, 202432), (109424, 189780), (110705, 187584), (117240, 177128), (126520, 164136), (132846, 156320), (136780, 151824)]