2800698880

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:389

約数の個数: 240

約数和(自身を含む): 7934960880

約数和(自身を除く): 5134262000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 83, 98, 112, 128, 140, 160, 166, 196, 224, 245, 256, 269, 280, 320, 332, 392, 415, 448, 490, 512, 538, 560, 581, 640, 664, 784, 830, 896, 980, 1076, 1120, 1162, 1280, 1328, 1345, 1568, 1660, 1792, 1883, 1960, 2152, 2240, 2324, 2560, 2656, 2690, 2905, 3136, 3320, 3584, 3766, 3920, 4067, 4304, 4480, 4648, 5312, 5380, 5810, 6272, 6640, 7532, 7840, 8134, 8608, 8960, 9296, 9415, 10624, 10760, 11620, 12544, 13181, 13280, 15064, 15680, 16268, 17216, 17920, 18592, 18830, 20335, 21248, 21520, 22327, 23240, 25088, 26362, 26560, 30128, 31360, 32536, 34432, 37184, 37660, 40670, 42496, 43040, 44654, 46480, 52724, 53120, 60256, 62720, 65072, 65905, 68864, 74368, 75320, 81340, 86080, 89308, 92960, 105448, 106240, 111635, 120512, 125440, 130144, 131810, 137728, 148736, 150640, 156289, 162680, 172160, 178616, 185920, 210896, 212480, 223270, 241024, 260288, 263620, 297472, 301280, 312578, 325360, 344320, 357232, 371840, 421792, 446540, 482048, 520576, 527240, 602560, 625156, 650720, 688640, 714464, 743680, 781445, 843584, 893080, 964096, 1041152, 1054480, 1094023, 1205120, 1250312, 1301440, 1428928, 1487360, 1562890, 1687168, 1786160, 2082304, 2108960, 2188046, 2410240, 2500624, 2602880, 2857856, 3125780, 3374336, 3572320, 4217920, 4376092, 4820480, 5001248, 5205760, 5470115, 5715712, 6251560, 6748672, 7144640, 8435840, 8752184, 10002496, 10411520, 10940230, 11431424, 12503120, 14289280, 16871680, 17504368, 20004992, 21880460, 25006240, 28578560, 33743360, 35008736, 40009984, 43760920, 50012480, 57157120, 70017472, 80019968, 87521840, 100024960, 140034944, 175043680, 200049920, 280069888, 350087360, 400099840, 560139776, 700174720, 1400349440, 2800698880]

約数ペア:

[(1, 2800698880), (2, 1400349440), (4, 700174720), (5, 560139776), (7, 400099840), (8, 350087360), (10, 280069888), (14, 200049920), (16, 175043680), (20, 140034944), (28, 100024960), (32, 87521840), (35, 80019968), (40, 70017472), (49, 57157120), (56, 50012480), (64, 43760920), (70, 40009984), (80, 35008736), (83, 33743360), (98, 28578560), (112, 25006240), (128, 21880460), (140, 20004992), (160, 17504368), (166, 16871680), (196, 14289280), (224, 12503120), (245, 11431424), (256, 10940230), (269, 10411520), (280, 10002496), (320, 8752184), (332, 8435840), (392, 7144640), (415, 6748672), (448, 6251560), (490, 5715712), (512, 5470115), (538, 5205760), (560, 5001248), (581, 4820480), (640, 4376092), (664, 4217920), (784, 3572320), (830, 3374336), (896, 3125780), (980, 2857856), (1076, 2602880), (1120, 2500624), (1162, 2410240), (1280, 2188046), (1328, 2108960), (1345, 2082304), (1568, 1786160), (1660, 1687168), (1792, 1562890), (1883, 1487360), (1960, 1428928), (2152, 1301440), (2240, 1250312), (2324, 1205120), (2560, 1094023), (2656, 1054480), (2690, 1041152), (2905, 964096), (3136, 893080), (3320, 843584), (3584, 781445), (3766, 743680), (3920, 714464), (4067, 688640), (4304, 650720), (4480, 625156), (4648, 602560), (5312, 527240), (5380, 520576), (5810, 482048), (6272, 446540), (6640, 421792), (7532, 371840), (7840, 357232), (8134, 344320), (8608, 325360), (8960, 312578), (9296, 301280), (9415, 297472), (10624, 263620), (10760, 260288), (11620, 241024), (12544, 223270), (13181, 212480), (13280, 210896), (15064, 185920), (15680, 178616), (16268, 172160), (17216, 162680), (17920, 156289), (18592, 150640), (18830, 148736), (20335, 137728), (21248, 131810), (21520, 130144), (22327, 125440), (23240, 120512), (25088, 111635), (26362, 106240), (26560, 105448), (30128, 92960), (31360, 89308), (32536, 86080), (34432, 81340), (37184, 75320), (37660, 74368), (40670, 68864), (42496, 65905), (43040, 65072), (44654, 62720), (46480, 60256), (52724, 53120)]