19054994560

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1524

約数の個数: 256

約数和(自身を含む): 54032256000

約数和(自身を除く): 34977261440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 64, 70, 80, 98, 112, 122, 128, 140, 160, 196, 224, 244, 245, 280, 305, 320, 343, 392, 427, 448, 488, 490, 560, 610, 640, 686, 784, 854, 896, 976, 980, 1120, 1220, 1372, 1423, 1568, 1708, 1715, 1952, 1960, 2135, 2240, 2440, 2744, 2846, 2989, 3136, 3416, 3430, 3904, 3920, 4270, 4480, 4880, 5488, 5692, 5978, 6272, 6832, 6860, 7115, 7808, 7840, 8540, 9760, 9961, 10976, 11384, 11956, 13664, 13720, 14230, 14945, 15680, 17080, 19520, 19922, 20923, 21952, 22768, 23912, 27328, 27440, 28460, 29890, 31360, 34160, 39040, 39844, 41846, 43904, 45536, 47824, 49805, 54656, 54880, 56920, 59780, 68320, 69727, 79688, 83692, 86803, 91072, 95648, 99610, 104615, 109760, 113840, 119560, 136640, 139454, 159376, 167384, 173606, 182144, 191296, 199220, 209230, 219520, 227680, 239120, 273280, 278908, 318752, 334768, 347212, 348635, 382592, 398440, 418460, 434015, 455360, 478240, 488089, 557816, 607621, 637504, 669536, 694424, 697270, 796880, 836920, 868030, 910720, 956480, 976178, 1115632, 1215242, 1275008, 1339072, 1388848, 1394540, 1593760, 1673840, 1736060, 1912960, 1952356, 2231264, 2430484, 2440445, 2678144, 2777696, 2789080, 3038105, 3187520, 3347680, 3472120, 3904712, 4253347, 4462528, 4860968, 4880890, 5555392, 5578160, 6076210, 6375040, 6695360, 6944240, 7809424, 8506694, 8925056, 9721936, 9761780, 11110784, 11156320, 12152420, 13390720, 13888480, 15618848, 17013388, 19443872, 19523560, 21266735, 22312640, 24304840, 27776960, 29773429, 31237696, 34026776, 38887744, 39047120, 42533470, 44625280, 48609680, 55553920, 59546858, 62475392, 68053552, 77775488, 78094240, 85066940, 97219360, 119093716, 136107104, 148867145, 156188480, 170133880, 194438720, 238187432, 272214208, 297734290, 312376960, 340267760, 388877440, 476374864, 544428416, 595468580, 680535520, 952749728, 1190937160, 1361071040, 1905499456, 2381874320, 2722142080, 3810998912, 4763748640, 9527497280, 19054994560]

約数ペア:

[(1, 19054994560), (2, 9527497280), (4, 4763748640), (5, 3810998912), (7, 2722142080), (8, 2381874320), (10, 1905499456), (14, 1361071040), (16, 1190937160), (20, 952749728), (28, 680535520), (32, 595468580), (35, 544428416), (40, 476374864), (49, 388877440), (56, 340267760), (61, 312376960), (64, 297734290), (70, 272214208), (80, 238187432), (98, 194438720), (112, 170133880), (122, 156188480), (128, 148867145), (140, 136107104), (160, 119093716), (196, 97219360), (224, 85066940), (244, 78094240), (245, 77775488), (280, 68053552), (305, 62475392), (320, 59546858), (343, 55553920), (392, 48609680), (427, 44625280), (448, 42533470), (488, 39047120), (490, 38887744), (560, 34026776), (610, 31237696), (640, 29773429), (686, 27776960), (784, 24304840), (854, 22312640), (896, 21266735), (976, 19523560), (980, 19443872), (1120, 17013388), (1220, 15618848), (1372, 13888480), (1423, 13390720), (1568, 12152420), (1708, 11156320), (1715, 11110784), (1952, 9761780), (1960, 9721936), (2135, 8925056), (2240, 8506694), (2440, 7809424), (2744, 6944240), (2846, 6695360), (2989, 6375040), (3136, 6076210), (3416, 5578160), (3430, 5555392), (3904, 4880890), (3920, 4860968), (4270, 4462528), (4480, 4253347), (4880, 3904712), (5488, 3472120), (5692, 3347680), (5978, 3187520), (6272, 3038105), (6832, 2789080), (6860, 2777696), (7115, 2678144), (7808, 2440445), (7840, 2430484), (8540, 2231264), (9760, 1952356), (9961, 1912960), (10976, 1736060), (11384, 1673840), (11956, 1593760), (13664, 1394540), (13720, 1388848), (14230, 1339072), (14945, 1275008), (15680, 1215242), (17080, 1115632), (19520, 976178), (19922, 956480), (20923, 910720), (21952, 868030), (22768, 836920), (23912, 796880), (27328, 697270), (27440, 694424), (28460, 669536), (29890, 637504), (31360, 607621), (34160, 557816), (39040, 488089), (39844, 478240), (41846, 455360), (43904, 434015), (45536, 418460), (47824, 398440), (49805, 382592), (54656, 348635), (54880, 347212), (56920, 334768), (59780, 318752), (68320, 278908), (69727, 273280), (79688, 239120), (83692, 227680), (86803, 219520), (91072, 209230), (95648, 199220), (99610, 191296), (104615, 182144), (109760, 173606), (113840, 167384), (119560, 159376), (136640, 139454)]