19957207680

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8191}}^1$

素因数の和:8269

約数の個数: 320

約数和(自身を含む): 72796078080

約数和(自身を除く): 52838870400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 128, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 324, 360, 376, 384, 405, 423, 432, 470, 480, 540, 564, 576, 640, 648, 705, 720, 752, 810, 846, 864, 940, 960, 1080, 1128, 1152, 1269, 1296, 1410, 1440, 1504, 1620, 1692, 1728, 1880, 1920, 2115, 2160, 2256, 2538, 2592, 2820, 2880, 3008, 3240, 3384, 3456, 3760, 3807, 4230, 4320, 4512, 5076, 5184, 5640, 5760, 6016, 6345, 6480, 6768, 7520, 7614, 8191, 8460, 8640, 9024, 10152, 10368, 11280, 12690, 12960, 13536, 15040, 15228, 16382, 16920, 17280, 18048, 19035, 20304, 22560, 24573, 25380, 25920, 27072, 30080, 30456, 32764, 33840, 38070, 40608, 40955, 45120, 49146, 50760, 51840, 54144, 60912, 65528, 67680, 73719, 76140, 81216, 81910, 90240, 98292, 101520, 121824, 122865, 131056, 135360, 147438, 152280, 162432, 163820, 196584, 203040, 221157, 243648, 245730, 262112, 270720, 294876, 304560, 327640, 368595, 384977, 393168, 406080, 442314, 487296, 491460, 524224, 589752, 609120, 655280, 663471, 737190, 769954, 786336, 812160, 884628, 982920, 1048448, 1105785, 1154931, 1179504, 1218240, 1310560, 1326942, 1474380, 1539908, 1572672, 1769256, 1924885, 1965840, 2211570, 2309862, 2359008, 2436480, 2621120, 2653884, 2948760, 3079816, 3145344, 3317355, 3464793, 3538512, 3849770, 3931680, 4423140, 4619724, 4718016, 5242240, 5307768, 5774655, 5897520, 6159632, 6634710, 6929586, 7077024, 7699540, 7863360, 8846280, 9239448, 9436032, 10394379, 10615536, 11549310, 11795040, 12319264, 13269420, 13859172, 14154048, 15399080, 15726720, 17323965, 17692560, 18478896, 20788758, 21231072, 23098620, 23590080, 24638528, 26538840, 27718344, 28308096, 30798160, 31183137, 34647930, 35385120, 36957792, 41577516, 42462144, 46197240, 47180160, 49277056, 51971895, 53077680, 55436688, 61596320, 62366274, 69295860, 70770240, 73915584, 83155032, 84924288, 92394480, 103943790, 106155360, 110873376, 123192640, 124732548, 138591720, 141540480, 147831168, 155915685, 166310064, 184788960, 207887580, 212310720, 221746752, 246385280, 249465096, 277183440, 311831370, 332620128, 369577920, 415775160, 424621440, 443493504, 498930192, 554366880, 623662740, 665240256, 739155840, 831550320, 997860384, 1108733760, 1247325480, 1330480512, 1663100640, 1995720768, 2217467520, 2494650960, 3326201280, 3991441536, 4989301920, 6652402560, 9978603840, 19957207680]

約数ペア:

[(1, 19957207680), (2, 9978603840), (3, 6652402560), (4, 4989301920), (5, 3991441536), (6, 3326201280), (8, 2494650960), (9, 2217467520), (10, 1995720768), (12, 1663100640), (15, 1330480512), (16, 1247325480), (18, 1108733760), (20, 997860384), (24, 831550320), (27, 739155840), (30, 665240256), (32, 623662740), (36, 554366880), (40, 498930192), (45, 443493504), (47, 424621440), (48, 415775160), (54, 369577920), (60, 332620128), (64, 311831370), (72, 277183440), (80, 249465096), (81, 246385280), (90, 221746752), (94, 212310720), (96, 207887580), (108, 184788960), (120, 166310064), (128, 155915685), (135, 147831168), (141, 141540480), (144, 138591720), (160, 124732548), (162, 123192640), (180, 110873376), (188, 106155360), (192, 103943790), (216, 92394480), (235, 84924288), (240, 83155032), (270, 73915584), (282, 70770240), (288, 69295860), (320, 62366274), (324, 61596320), (360, 55436688), (376, 53077680), (384, 51971895), (405, 49277056), (423, 47180160), (432, 46197240), (470, 42462144), (480, 41577516), (540, 36957792), (564, 35385120), (576, 34647930), (640, 31183137), (648, 30798160), (705, 28308096), (720, 27718344), (752, 26538840), (810, 24638528), (846, 23590080), (864, 23098620), (940, 21231072), (960, 20788758), (1080, 18478896), (1128, 17692560), (1152, 17323965), (1269, 15726720), (1296, 15399080), (1410, 14154048), (1440, 13859172), (1504, 13269420), (1620, 12319264), (1692, 11795040), (1728, 11549310), (1880, 10615536), (1920, 10394379), (2115, 9436032), (2160, 9239448), (2256, 8846280), (2538, 7863360), (2592, 7699540), (2820, 7077024), (2880, 6929586), (3008, 6634710), (3240, 6159632), (3384, 5897520), (3456, 5774655), (3760, 5307768), (3807, 5242240), (4230, 4718016), (4320, 4619724), (4512, 4423140), (5076, 3931680), (5184, 3849770), (5640, 3538512), (5760, 3464793), (6016, 3317355), (6345, 3145344), (6480, 3079816), (6768, 2948760), (7520, 2653884), (7614, 2621120), (8191, 2436480), (8460, 2359008), (8640, 2309862), (9024, 2211570), (10152, 1965840), (10368, 1924885), (11280, 1769256), (12690, 1572672), (12960, 1539908), (13536, 1474380), (15040, 1326942), (15228, 1310560), (16382, 1218240), (16920, 1179504), (17280, 1154931), (18048, 1105785), (19035, 1048448), (20304, 982920), (22560, 884628), (24573, 812160), (25380, 786336), (25920, 769954), (27072, 737190), (30080, 663471), (30456, 655280), (32764, 609120), (33840, 589752), (38070, 524224), (40608, 491460), (40955, 487296), (45120, 442314), (49146, 406080), (50760, 393168), (51840, 384977), (54144, 368595), (60912, 327640), (65528, 304560), (67680, 294876), (73719, 270720), (76140, 262112), (81216, 245730), (81910, 243648), (90240, 221157), (98292, 203040), (101520, 196584), (121824, 163820), (122865, 162432), (131056, 152280), (135360, 147438)]