642270597840

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{80779}}^1$

素因数の和:81216

約数の個数: 240

約数和(自身を含む): 2242342939200

約数和(自身を除く): 1600072341360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 409, 432, 486, 540, 648, 720, 810, 818, 972, 1080, 1215, 1227, 1296, 1620, 1636, 1944, 2045, 2160, 2430, 2454, 3240, 3272, 3681, 3888, 4090, 4860, 4908, 6135, 6480, 6544, 7362, 8180, 9720, 9816, 11043, 12270, 14724, 16360, 18405, 19440, 19632, 22086, 24540, 29448, 32720, 33129, 36810, 44172, 49080, 55215, 58896, 66258, 73620, 80779, 88344, 98160, 99387, 110430, 132516, 147240, 161558, 165645, 176688, 198774, 220860, 242337, 265032, 294480, 323116, 331290, 397548, 403895, 441720, 484674, 496935, 530064, 646232, 662580, 727011, 795096, 807790, 883440, 969348, 993870, 1211685, 1292464, 1325160, 1454022, 1590192, 1615580, 1938696, 1987740, 2181033, 2423370, 2650320, 2908044, 3231160, 3635055, 3877392, 3975480, 4362066, 4846740, 5816088, 6462320, 6543099, 7270110, 7950960, 8724132, 9693480, 10905165, 11632176, 13086198, 14540220, 17448264, 19386960, 19629297, 21810330, 26172396, 29080440, 32715495, 33038611, 34896528, 39258594, 43620660, 52344792, 58160880, 65430990, 66077222, 78517188, 87241320, 98146485, 99115833, 104689584, 130861980, 132154444, 157034376, 165193055, 174482640, 196292970, 198231666, 261723960, 264308888, 297347499, 314068752, 330386110, 392585940, 396463332, 495579165, 523447920, 528617776, 594694998, 660772220, 785171880, 792926664, 892042497, 991158330, 1189389996, 1321544440, 1486737495, 1570343760, 1585853328, 1784084994, 1982316660, 2378779992, 2643088880, 2676127491, 2973474990, 3568169988, 3964633320, 4460212485, 4757559984, 5352254982, 5946949980, 7136339976, 7929266640, 8028382473, 8920424970, 10704509964, 11893899960, 13380637455, 14272679952, 16056764946, 17840849940, 21409019928, 23787799920, 26761274910, 32113529892, 35681699880, 40141912365, 42818039856, 53522549820, 64227059784, 71363399760, 80283824730, 107045099640, 128454119568, 160567649460, 214090199280, 321135298920, 642270597840]

約数ペア:

[(1, 642270597840), (2, 321135298920), (3, 214090199280), (4, 160567649460), (5, 128454119568), (6, 107045099640), (8, 80283824730), (9, 71363399760), (10, 64227059784), (12, 53522549820), (15, 42818039856), (16, 40141912365), (18, 35681699880), (20, 32113529892), (24, 26761274910), (27, 23787799920), (30, 21409019928), (36, 17840849940), (40, 16056764946), (45, 14272679952), (48, 13380637455), (54, 11893899960), (60, 10704509964), (72, 8920424970), (80, 8028382473), (81, 7929266640), (90, 7136339976), (108, 5946949980), (120, 5352254982), (135, 4757559984), (144, 4460212485), (162, 3964633320), (180, 3568169988), (216, 2973474990), (240, 2676127491), (243, 2643088880), (270, 2378779992), (324, 1982316660), (360, 1784084994), (405, 1585853328), (409, 1570343760), (432, 1486737495), (486, 1321544440), (540, 1189389996), (648, 991158330), (720, 892042497), (810, 792926664), (818, 785171880), (972, 660772220), (1080, 594694998), (1215, 528617776), (1227, 523447920), (1296, 495579165), (1620, 396463332), (1636, 392585940), (1944, 330386110), (2045, 314068752), (2160, 297347499), (2430, 264308888), (2454, 261723960), (3240, 198231666), (3272, 196292970), (3681, 174482640), (3888, 165193055), (4090, 157034376), (4860, 132154444), (4908, 130861980), (6135, 104689584), (6480, 99115833), (6544, 98146485), (7362, 87241320), (8180, 78517188), (9720, 66077222), (9816, 65430990), (11043, 58160880), (12270, 52344792), (14724, 43620660), (16360, 39258594), (18405, 34896528), (19440, 33038611), (19632, 32715495), (22086, 29080440), (24540, 26172396), (29448, 21810330), (32720, 19629297), (33129, 19386960), (36810, 17448264), (44172, 14540220), (49080, 13086198), (55215, 11632176), (58896, 10905165), (66258, 9693480), (73620, 8724132), (80779, 7950960), (88344, 7270110), (98160, 6543099), (99387, 6462320), (110430, 5816088), (132516, 4846740), (147240, 4362066), (161558, 3975480), (165645, 3877392), (176688, 3635055), (198774, 3231160), (220860, 2908044), (242337, 2650320), (265032, 2423370), (294480, 2181033), (323116, 1987740), (331290, 1938696), (397548, 1615580), (403895, 1590192), (441720, 1454022), (484674, 1325160), (496935, 1292464), (530064, 1211685), (646232, 993870), (662580, 969348), (727011, 883440), (795096, 807790)]