1782949280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{821}}^1$

素因数の和:1127

約数の個数: 144

約数和(自身を含む): 4923605736

約数和(自身を除く): 3140656456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 277, 280, 392, 490, 554, 560, 784, 821, 980, 1108, 1120, 1385, 1568, 1642, 1939, 1960, 2216, 2770, 3284, 3878, 3920, 4105, 4432, 5540, 5747, 6568, 7756, 7840, 8210, 8864, 9695, 11080, 11494, 13136, 13573, 15512, 16420, 19390, 22160, 22988, 26272, 27146, 28735, 31024, 32840, 38780, 40229, 44320, 45976, 54292, 57470, 62048, 65680, 67865, 77560, 80458, 91952, 108584, 114940, 131360, 135730, 155120, 160916, 183904, 201145, 217168, 227417, 229880, 271460, 310240, 321832, 402290, 434336, 454834, 459760, 542920, 643664, 804580, 909668, 919520, 1085840, 1137085, 1287328, 1591919, 1609160, 1819336, 2171680, 2274170, 3183838, 3218320, 3638672, 4548340, 6367676, 6436640, 7277344, 7959595, 9096680, 11143433, 12735352, 15919190, 18193360, 22286866, 25470704, 31838380, 36386720, 44573732, 50941408, 55717165, 63676760, 89147464, 111434330, 127353520, 178294928, 222868660, 254707040, 356589856, 445737320, 891474640, 1782949280]

約数ペア:

[(1, 1782949280), (2, 891474640), (4, 445737320), (5, 356589856), (7, 254707040), (8, 222868660), (10, 178294928), (14, 127353520), (16, 111434330), (20, 89147464), (28, 63676760), (32, 55717165), (35, 50941408), (40, 44573732), (49, 36386720), (56, 31838380), (70, 25470704), (80, 22286866), (98, 18193360), (112, 15919190), (140, 12735352), (160, 11143433), (196, 9096680), (224, 7959595), (245, 7277344), (277, 6436640), (280, 6367676), (392, 4548340), (490, 3638672), (554, 3218320), (560, 3183838), (784, 2274170), (821, 2171680), (980, 1819336), (1108, 1609160), (1120, 1591919), (1385, 1287328), (1568, 1137085), (1642, 1085840), (1939, 919520), (1960, 909668), (2216, 804580), (2770, 643664), (3284, 542920), (3878, 459760), (3920, 454834), (4105, 434336), (4432, 402290), (5540, 321832), (5747, 310240), (6568, 271460), (7756, 229880), (7840, 227417), (8210, 217168), (8864, 201145), (9695, 183904), (11080, 160916), (11494, 155120), (13136, 135730), (13573, 131360), (15512, 114940), (16420, 108584), (19390, 91952), (22160, 80458), (22988, 77560), (26272, 67865), (27146, 65680), (28735, 62048), (31024, 57470), (32840, 54292), (38780, 45976), (40229, 44320)]